19967601

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1\times {\mathrm{269}}^1$

素因数の和:608

約数の個数: 16

約数和(自身を含む): 27086400

約数和(自身を除く): 7118799

約数列:

[1, 3, 109, 227, 269, 327, 681, 807, 24743, 29321, 61063, 74229, 87963, 183189, 6655867, 19967601]

約数ペア:

[(1, 19967601), (3, 6655867), (109, 183189), (227, 87963), (269, 74229), (327, 61063), (681, 29321), (807, 24743)]