20014883772

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1\times {\mathrm{3191}}^1$

素因数の和:4539

約数の個数: 96

約数和(自身を含む): 51972501504

約数和(自身を除く): 31957617732

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1297, 1612, 2418, 2594, 3191, 3891, 4836, 5188, 6382, 7782, 9573, 12764, 15564, 16861, 19146, 33722, 38292, 40207, 41483, 50583, 67444, 80414, 82966, 98921, 101166, 120621, 124449, 160828, 165932, 197842, 202332, 241242, 248898, 296763, 395684, 482484, 497796, 522691, 593526, 1045382, 1187052, 1285973, 1568073, 2090764, 2571946, 3136146, 3857919, 4138727, 5143892, 6272292, 7715838, 8277454, 12416181, 15431676, 16554908, 24832362, 49664724, 53803451, 107606902, 128300537, 161410353, 215213804, 256601074, 322820706, 384901611, 513202148, 645641412, 769803222, 1539606444, 1667906981, 3335813962, 5003720943, 6671627924, 10007441886, 20014883772]

約数ペア:

[(1, 20014883772), (2, 10007441886), (3, 6671627924), (4, 5003720943), (6, 3335813962), (12, 1667906981), (13, 1539606444), (26, 769803222), (31, 645641412), (39, 513202148), (52, 384901611), (62, 322820706), (78, 256601074), (93, 215213804), (124, 161410353), (156, 128300537), (186, 107606902), (372, 53803451), (403, 49664724), (806, 24832362), (1209, 16554908), (1297, 15431676), (1612, 12416181), (2418, 8277454), (2594, 7715838), (3191, 6272292), (3891, 5143892), (4836, 4138727), (5188, 3857919), (6382, 3136146), (7782, 2571946), (9573, 2090764), (12764, 1568073), (15564, 1285973), (16861, 1187052), (19146, 1045382), (33722, 593526), (38292, 522691), (40207, 497796), (41483, 482484), (50583, 395684), (67444, 296763), (80414, 248898), (82966, 241242), (98921, 202332), (101166, 197842), (120621, 165932), (124449, 160828)]