18125510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2081}}^1$

素因数の和:2168

約数の個数: 32

約数和(自身を含む): 35677152

約数和(自身を除く): 17551642

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 2081, 4162, 4355, 8710, 10405, 20810, 27053, 54106, 135265, 139427, 270530, 278854, 697135, 1394270, 1812551, 3625102, 9062755, 18125510]

約数ペア:

[(1, 18125510), (2, 9062755), (5, 3625102), (10, 1812551), (13, 1394270), (26, 697135), (65, 278854), (67, 270530), (130, 139427), (134, 135265), (335, 54106), (670, 27053), (871, 20810), (1742, 10405), (2081, 8710), (4162, 4355)]