18616419

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 28788480

約数和(自身を除く): 10172061

約数列:

[1, 3, 9, 27, 41, 67, 123, 201, 251, 369, 603, 753, 1107, 1809, 2259, 2747, 6777, 8241, 10291, 16817, 24723, 30873, 50451, 74169, 92619, 151353, 277857, 454059, 689497, 2068491, 6205473, 18616419]

約数ペア:

[(1, 18616419), (3, 6205473), (9, 2068491), (27, 689497), (41, 454059), (67, 277857), (123, 151353), (201, 92619), (251, 74169), (369, 50451), (603, 30873), (753, 24723), (1107, 16817), (1809, 10291), (2259, 8241), (2747, 6777)]