18793917

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{11411}}^1$

素因数の和:11481

約数の個数: 16

約数和(自身を含む): 28301760

約数和(自身を除く): 9507843

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 11411, 34233, 102699, 308097, 696071, 2088213, 6264639, 18793917]

約数ペア:

[(1, 18793917), (3, 6264639), (9, 2088213), (27, 696071), (61, 308097), (183, 102699), (549, 34233), (1647, 11411)]