2164556

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{1499}}^1$

素因数の和:1541

約数の個数: 18

約数和(自身を含む): 4000500

約数和(自身を除く): 1835944

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 1499, 2998, 5996, 28481, 56962, 113924, 541139, 1082278, 2164556]

約数ペア:

[(1, 2164556), (2, 1082278), (4, 541139), (19, 113924), (38, 56962), (76, 28481), (361, 5996), (722, 2998), (1444, 1499)]