18940522

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1\times {\mathrm{823}}^1$

素因数の和:1173

約数の個数: 16

約数和(自身を含む): 29308032

約数和(自身を除く): 10367510

約数列:

[1, 2, 37, 74, 311, 622, 823, 1646, 11507, 23014, 30451, 60902, 255953, 511906, 9470261, 18940522]

約数ペア:

[(1, 18940522), (2, 9470261), (37, 511906), (74, 255953), (311, 60902), (622, 30451), (823, 23014), (1646, 11507)]