22001830

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 41041728

約数和(自身を除く): 19039898

約数列:

[1, 2, 5, 10, 41, 82, 103, 205, 206, 410, 515, 521, 1030, 1042, 2605, 4223, 5210, 8446, 21115, 21361, 42230, 42722, 53663, 106805, 107326, 213610, 268315, 536630, 2200183, 4400366, 11000915, 22001830]

約数ペア:

[(1, 22001830), (2, 11000915), (5, 4400366), (10, 2200183), (41, 536630), (82, 268315), (103, 213610), (205, 107326), (206, 106805), (410, 53663), (515, 42722), (521, 42230), (1030, 21361), (1042, 21115), (2605, 8446), (4223, 5210)]