19298916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 61885824

約数和(自身を除く): 42586908

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 43, 52, 63, 78, 84, 86, 91, 117, 126, 129, 137, 156, 172, 182, 234, 252, 258, 273, 274, 301, 364, 387, 411, 468, 516, 546, 548, 559, 602, 774, 819, 822, 903, 959, 1092, 1118, 1204, 1233, 1548, 1638, 1644, 1677, 1781, 1806, 1918, 2236, 2466, 2709, 2877, 3276, 3354, 3562, 3612, 3836, 3913, 4932, 5031, 5343, 5418, 5754, 5891, 6708, 7124, 7826, 8631, 10062, 10686, 10836, 11508, 11739, 11782, 12467, 15652, 16029, 17262, 17673, 20124, 21372, 23478, 23564, 24934, 32058, 34524, 35217, 35346, 37401, 41237, 46956, 49868, 53019, 64116, 70434, 70692, 74802, 76583, 82474, 106038, 112203, 123711, 140868, 149604, 153166, 164948, 212076, 224406, 229749, 247422, 306332, 371133, 448812, 459498, 494844, 536081, 689247, 742266, 918996, 1072162, 1378494, 1484532, 1608243, 2144324, 2756988, 3216486, 4824729, 6432972, 9649458, 19298916]

約数ペア:

[(1, 19298916), (2, 9649458), (3, 6432972), (4, 4824729), (6, 3216486), (7, 2756988), (9, 2144324), (12, 1608243), (13, 1484532), (14, 1378494), (18, 1072162), (21, 918996), (26, 742266), (28, 689247), (36, 536081), (39, 494844), (42, 459498), (43, 448812), (52, 371133), (63, 306332), (78, 247422), (84, 229749), (86, 224406), (91, 212076), (117, 164948), (126, 153166), (129, 149604), (137, 140868), (156, 123711), (172, 112203), (182, 106038), (234, 82474), (252, 76583), (258, 74802), (273, 70692), (274, 70434), (301, 64116), (364, 53019), (387, 49868), (411, 46956), (468, 41237), (516, 37401), (546, 35346), (548, 35217), (559, 34524), (602, 32058), (774, 24934), (819, 23564), (822, 23478), (903, 21372), (959, 20124), (1092, 17673), (1118, 17262), (1204, 16029), (1233, 15652), (1548, 12467), (1638, 11782), (1644, 11739), (1677, 11508), (1781, 10836), (1806, 10686), (1918, 10062), (2236, 8631), (2466, 7826), (2709, 7124), (2877, 6708), (3276, 5891), (3354, 5754), (3562, 5418), (3612, 5343), (3836, 5031), (3913, 4932)]