20178595164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{393161}}^1$

素因数の和:393235

約数の個数: 96

約数和(自身を含む): 59181889536

約数和(自身を除く): 39003294372

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 47, 52, 78, 84, 91, 94, 141, 156, 182, 188, 273, 282, 329, 364, 546, 564, 611, 658, 987, 1092, 1222, 1316, 1833, 1974, 2444, 3666, 3948, 4277, 7332, 8554, 12831, 17108, 25662, 51324, 393161, 786322, 1179483, 1572644, 2358966, 2752127, 4717932, 5111093, 5504254, 8256381, 10222186, 11008508, 15333279, 16512762, 18478567, 20444372, 30666558, 33025524, 35777651, 36957134, 55435701, 61333116, 71555302, 73914268, 107332953, 110871402, 129349969, 143110604, 214665906, 221742804, 240221371, 258699938, 388049907, 429331812, 480442742, 517399876, 720664113, 776099814, 960885484, 1441328226, 1552199628, 1681549597, 2882656452, 3363099194, 5044648791, 6726198388, 10089297582, 20178595164]

約数ペア:

[(1, 20178595164), (2, 10089297582), (3, 6726198388), (4, 5044648791), (6, 3363099194), (7, 2882656452), (12, 1681549597), (13, 1552199628), (14, 1441328226), (21, 960885484), (26, 776099814), (28, 720664113), (39, 517399876), (42, 480442742), (47, 429331812), (52, 388049907), (78, 258699938), (84, 240221371), (91, 221742804), (94, 214665906), (141, 143110604), (156, 129349969), (182, 110871402), (188, 107332953), (273, 73914268), (282, 71555302), (329, 61333116), (364, 55435701), (546, 36957134), (564, 35777651), (611, 33025524), (658, 30666558), (987, 20444372), (1092, 18478567), (1222, 16512762), (1316, 15333279), (1833, 11008508), (1974, 10222186), (2444, 8256381), (3666, 5504254), (3948, 5111093), (4277, 4717932), (7332, 2752127), (8554, 2358966), (12831, 1572644), (17108, 1179483), (25662, 786322), (51324, 393161)]