18168926830

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2748703}}^1$

素因数の和:2749371

約数の個数: 16

約数和(自身を含む): 32753556864

約数和(自身を除く): 14584630034

約数列:

[1, 2, 5, 10, 661, 1322, 3305, 6610, 2748703, 5497406, 13743515, 27487030, 1816892683, 3633785366, 9084463415, 18168926830]

約数ペア:

[(1, 18168926830), (2, 9084463415), (5, 3633785366), (10, 1816892683), (661, 27487030), (1322, 13743515), (3305, 5497406), (6610, 2748703)]