18782798

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{947}}^1$

素因数の和:1207

約数の個数: 16

約数和(自身を含む): 28940544

約数和(自身を除く): 10157746

約数列:

[1, 2, 47, 94, 211, 422, 947, 1894, 9917, 19834, 44509, 89018, 199817, 399634, 9391399, 18782798]

約数ペア:

[(1, 18782798), (2, 9391399), (47, 399634), (94, 199817), (211, 89018), (422, 44509), (947, 19834), (1894, 9917)]