19431848

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{34211}}^1$

素因数の和:34288

約数の個数: 16

約数和(自身を含む): 36948960

約数和(自身を除く): 17517112

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 34211, 68422, 136844, 273688, 2428981, 4857962, 9715924, 19431848]

約数ペア:

[(1, 19431848), (2, 9715924), (4, 4857962), (8, 2428981), (71, 273688), (142, 136844), (284, 68422), (568, 34211)]