20160774804

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{2351}}^1\times {\mathrm{16619}}^1$

素因数の和:19020

約数の個数: 48

約数和(自身を含む): 48159175680

約数和(自身を除く): 27998400876

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 2351, 4702, 7053, 9404, 14106, 16619, 28212, 33238, 49857, 66476, 99714, 101093, 199428, 202186, 303279, 404372, 606558, 714617, 1213116, 1429234, 2143851, 2858468, 4287702, 8575404, 39071269, 78142538, 117213807, 156285076, 234427614, 468855228, 1680064567, 3360129134, 5040193701, 6720258268, 10080387402, 20160774804]

約数ペア:

[(1, 20160774804), (2, 10080387402), (3, 6720258268), (4, 5040193701), (6, 3360129134), (12, 1680064567), (43, 468855228), (86, 234427614), (129, 156285076), (172, 117213807), (258, 78142538), (516, 39071269), (2351, 8575404), (4702, 4287702), (7053, 2858468), (9404, 2143851), (14106, 1429234), (16619, 1213116), (28212, 714617), (33238, 606558), (49857, 404372), (66476, 303279), (99714, 202186), (101093, 199428)]