20702930494

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{9539}}^1$

素因数の和:9928

約数の個数: 32

約数和(自身を含む): 32278780800

約数和(自身を除く): 11575850306

約数列:

[1, 2, 37, 74, 139, 211, 278, 422, 5143, 7807, 9539, 10286, 15614, 19078, 29329, 58658, 352943, 705886, 1085173, 1325921, 2012729, 2170346, 2651842, 4025458, 49059077, 74470973, 98118154, 148941946, 279769331, 559538662, 10351465247, 20702930494]

約数ペア:

[(1, 20702930494), (2, 10351465247), (37, 559538662), (74, 279769331), (139, 148941946), (211, 98118154), (278, 74470973), (422, 49059077), (5143, 4025458), (7807, 2651842), (9539, 2170346), (10286, 2012729), (15614, 1325921), (19078, 1085173), (29329, 705886), (58658, 352943)]