18258110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{167}}^1$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 36874656

約数和(自身を除く): 18616546

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 167, 290, 334, 377, 754, 835, 841, 1670, 1682, 1885, 2171, 3770, 4205, 4342, 4843, 8410, 9686, 10855, 10933, 21710, 21866, 24215, 48430, 54665, 62959, 109330, 125918, 140447, 280894, 314795, 629590, 702235, 1404470, 1825811, 3651622, 9129055, 18258110]

約数ペア:

[(1, 18258110), (2, 9129055), (5, 3651622), (10, 1825811), (13, 1404470), (26, 702235), (29, 629590), (58, 314795), (65, 280894), (130, 140447), (145, 125918), (167, 109330), (290, 62959), (334, 54665), (377, 48430), (754, 24215), (835, 21866), (841, 21710), (1670, 10933), (1682, 10855), (1885, 9686), (2171, 8410), (3770, 4843), (4205, 4342)]