19655494

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{991}}^1$

素因数の和:1251

約数の個数: 16

約数和(自身を含む): 30283776

約数和(自身を除く): 10628282

約数列:

[1, 2, 47, 94, 211, 422, 991, 1982, 9917, 19834, 46577, 93154, 209101, 418202, 9827747, 19655494]

約数ペア:

[(1, 19655494), (2, 9827747), (47, 418202), (94, 209101), (211, 93154), (422, 46577), (991, 19834), (1982, 9917)]