18919653636

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:678

約数の個数: 192

約数和(自身を含む): 50960940800

約数和(自身を除く): 32041287164

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 109, 114, 156, 157, 218, 228, 247, 314, 327, 373, 436, 471, 494, 628, 654, 741, 746, 942, 988, 1119, 1308, 1417, 1482, 1492, 1884, 2041, 2071, 2238, 2834, 2964, 2983, 4082, 4142, 4251, 4476, 4849, 5668, 5966, 6123, 6213, 7087, 8164, 8284, 8502, 8949, 9698, 11932, 12246, 12426, 14174, 14547, 17004, 17113, 17898, 19396, 21261, 24492, 24852, 26923, 28348, 29094, 34226, 35796, 38779, 40657, 42522, 51339, 53846, 58188, 58561, 68452, 77558, 80769, 81314, 85044, 92131, 102678, 107692, 116337, 117122, 121971, 155116, 161538, 162628, 175683, 184262, 205356, 222469, 232674, 234244, 243942, 276393, 323076, 325147, 351366, 368524, 444938, 465348, 487884, 528541, 552786, 650294, 667407, 702732, 761293, 772483, 889876, 975441, 1057082, 1105572, 1112659, 1300588, 1334814, 1522586, 1544966, 1585623, 1950882, 2114164, 2225318, 2283879, 2317449, 2669628, 3045172, 3089932, 3171246, 3337977, 3901764, 4226911, 4450636, 4567758, 4634898, 6342492, 6383149, 6675954, 8453822, 9135516, 9269796, 10042279, 12680733, 12766298, 13351908, 14464567, 16907644, 19149447, 20084558, 25361466, 25532596, 28929134, 30126837, 38298894, 40169116, 43393701, 50722932, 57858268, 60253674, 76597788, 82980937, 86787402, 120507348, 121279831, 165961874, 173574804, 242559662, 248942811, 331923748, 363839493, 485119324, 497885622, 727678986, 995771244, 1455357972, 1576637803, 3153275606, 4729913409, 6306551212, 9459826818, 18919653636]

約数ペア:

[(1, 18919653636), (2, 9459826818), (3, 6306551212), (4, 4729913409), (6, 3153275606), (12, 1576637803), (13, 1455357972), (19, 995771244), (26, 727678986), (38, 497885622), (39, 485119324), (52, 363839493), (57, 331923748), (76, 248942811), (78, 242559662), (109, 173574804), (114, 165961874), (156, 121279831), (157, 120507348), (218, 86787402), (228, 82980937), (247, 76597788), (314, 60253674), (327, 57858268), (373, 50722932), (436, 43393701), (471, 40169116), (494, 38298894), (628, 30126837), (654, 28929134), (741, 25532596), (746, 25361466), (942, 20084558), (988, 19149447), (1119, 16907644), (1308, 14464567), (1417, 13351908), (1482, 12766298), (1492, 12680733), (1884, 10042279), (2041, 9269796), (2071, 9135516), (2238, 8453822), (2834, 6675954), (2964, 6383149), (2983, 6342492), (4082, 4634898), (4142, 4567758), (4251, 4450636), (4476, 4226911), (4849, 3901764), (5668, 3337977), (5966, 3171246), (6123, 3089932), (6213, 3045172), (7087, 2669628), (8164, 2317449), (8284, 2283879), (8502, 2225318), (8949, 2114164), (9698, 1950882), (11932, 1585623), (12246, 1544966), (12426, 1522586), (14174, 1334814), (14547, 1300588), (17004, 1112659), (17113, 1105572), (17898, 1057082), (19396, 975441), (21261, 889876), (24492, 772483), (24852, 761293), (26923, 702732), (28348, 667407), (29094, 650294), (34226, 552786), (35796, 528541), (38779, 487884), (40657, 465348), (42522, 444938), (51339, 368524), (53846, 351366), (58188, 325147), (58561, 323076), (68452, 276393), (77558, 243942), (80769, 234244), (81314, 232674), (85044, 222469), (92131, 205356), (102678, 184262), (107692, 175683), (116337, 162628), (117122, 161538), (121971, 155116)]