18311049

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 28385280

約数和(自身を除く): 10074231

約数列:

[1, 3, 9, 27, 31, 93, 131, 167, 279, 393, 501, 837, 1179, 1503, 3537, 4061, 4509, 5177, 12183, 15531, 21877, 36549, 46593, 65631, 109647, 139779, 196893, 590679, 678187, 2034561, 6103683, 18311049]

約数ペア:

[(1, 18311049), (3, 6103683), (9, 2034561), (27, 678187), (31, 590679), (93, 196893), (131, 139779), (167, 109647), (279, 65631), (393, 46593), (501, 36549), (837, 21877), (1179, 15531), (1503, 12183), (3537, 5177), (4061, 4509)]