18981198

素因数分解:

$2^1\times 3^2\times {\mathrm{191}}^1\times {\mathrm{5521}}^1$

素因数の和:5720

約数の個数: 24

約数和(自身を含む): 41348736

約数和(自身を除く): 22367538

約数列:

[1, 2, 3, 6, 9, 18, 191, 382, 573, 1146, 1719, 3438, 5521, 11042, 16563, 33126, 49689, 99378, 1054511, 2109022, 3163533, 6327066, 9490599, 18981198]

約数ペア:

[(1, 18981198), (2, 9490599), (3, 6327066), (6, 3163533), (9, 2109022), (18, 1054511), (191, 99378), (382, 49689), (573, 33126), (1146, 16563), (1719, 11042), (3438, 5521)]