20154687038

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{27915079}}^1$

素因数の和:27915119

約数の個数: 12

約数和(自身を含む): 31906936440

約数和(自身を除く): 11752249402

約数列:

[1, 2, 19, 38, 361, 722, 27915079, 55830158, 530386501, 1060773002, 10077343519, 20154687038]

約数ペア:

[(1, 20154687038), (2, 10077343519), (19, 1060773002), (38, 530386501), (361, 55830158), (722, 27915079)]