18515783

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 22344000

約数和(自身を除く): 3828217

約数列:

[1, 11, 13, 79, 121, 143, 149, 869, 1027, 1573, 1639, 1937, 9559, 11297, 11771, 18029, 21307, 124267, 129481, 153023, 234377, 1424291, 1683253, 18515783]

約数ペア:

[(1, 18515783), (11, 1683253), (13, 1424291), (79, 234377), (121, 153023), (143, 129481), (149, 124267), (869, 21307), (1027, 18029), (1573, 11771), (1639, 11297), (1937, 9559)]