20405728892

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43499}}^1\times {\mathrm{5099}}^1$

素因数の和:48625

約数の個数: 24

約数和(自身を含む): 37270800000

約数和(自身を除く): 16865071108

約数列:

[1, 2, 4, 23, 46, 92, 5099, 10198, 20396, 43499, 86998, 117277, 173996, 234554, 469108, 1000477, 2000954, 4001908, 221801401, 443602802, 887205604, 5101432223, 10202864446, 20405728892]

約数ペア:

[(1, 20405728892), (2, 10202864446), (4, 5101432223), (23, 887205604), (46, 443602802), (92, 221801401), (5099, 4001908), (10198, 2000954), (20396, 1000477), (43499, 469108), (86998, 234554), (117277, 173996)]