163157072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{784409}}^1$

素因数の和:784430

約数の個数: 20

約数和(自身を含む): 340433940

約数和(自身を除く): 177276868

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 784409, 1568818, 3137636, 6275272, 10197317, 12550544, 20394634, 40789268, 81578536, 163157072]

約数ペア:

[(1, 163157072), (2, 81578536), (4, 40789268), (8, 20394634), (13, 12550544), (16, 10197317), (26, 6275272), (52, 3137636), (104, 1568818), (208, 784409)]