90203974

素因数分解:

$2^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{10211}}^1$

素因数の和:10851

約数の個数: 16

約数和(自身を含む): 154895616

約数和(自身を除く): 64691642

約数列:

[1, 2, 7, 14, 631, 1262, 4417, 8834, 10211, 20422, 71477, 142954, 6443141, 12886282, 45101987, 90203974]

約数ペア:

[(1, 90203974), (2, 45101987), (7, 12886282), (14, 6443141), (631, 142954), (1262, 71477), (4417, 20422), (8834, 10211)]