134141072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{644909}}^1$

素因数の和:644930

約数の個数: 20

約数和(自身を含む): 279890940

約数和(自身を除く): 145749868

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 644909, 1289818, 2579636, 5159272, 8383817, 10318544, 16767634, 33535268, 67070536, 134141072]

約数ペア:

[(1, 134141072), (2, 67070536), (4, 33535268), (8, 16767634), (13, 10318544), (16, 8383817), (26, 5159272), (52, 2579636), (104, 1289818), (208, 644909)]