20100486665

素因数分解:

$5^1\times 7^1\times {\mathrm{2797}}^1\times {\mathrm{205327}}^1$

素因数の和:208136

約数の個数: 16

約数和(自身を含む): 27576371712

約数和(自身を除く): 7475885047

約数列:

[1, 5, 7, 35, 2797, 13985, 19579, 97895, 205327, 1026635, 1437289, 7186445, 574299619, 2871498095, 4020097333, 20100486665]

約数ペア:

[(1, 20100486665), (5, 4020097333), (7, 2871498095), (35, 574299619), (2797, 7186445), (13985, 1437289), (19579, 1026635), (97895, 205327)]