18313220

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{5483}}^1$

素因数の和:5659

約数の個数: 24

約数和(自身を含む): 38695104

約数和(自身を除く): 20381884

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 5483, 10966, 21932, 27415, 54830, 109660, 915661, 1831322, 3662644, 4578305, 9156610, 18313220]

約数ペア:

[(1, 18313220), (2, 9156610), (4, 4578305), (5, 3662644), (10, 1831322), (20, 915661), (167, 109660), (334, 54830), (668, 27415), (835, 21932), (1670, 10966), (3340, 5483)]