19631018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{4229}}^1$

素因数の和:4453

約数の個数: 16

約数和(自身を含む): 32283360

約数和(自身を除く): 12652342

約数列:

[1, 2, 11, 22, 211, 422, 2321, 4229, 4642, 8458, 46519, 93038, 892319, 1784638, 9815509, 19631018]

約数ペア:

[(1, 19631018), (2, 9815509), (11, 1784638), (22, 892319), (211, 93038), (422, 46519), (2321, 8458), (4229, 4642)]