18937366929

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{239081}}^1$

素因数の和:239777

約数の個数: 24

約数和(自身を含む): 29501762472

約数和(自身を除く): 10564395543

約数列:

[1, 3, 9, 13, 39, 117, 677, 2031, 6093, 8801, 26403, 79209, 239081, 717243, 2151729, 3108053, 9324159, 27972477, 161857837, 485573511, 1456720533, 2104151881, 6312455643, 18937366929]

約数ペア:

[(1, 18937366929), (3, 6312455643), (9, 2104151881), (13, 1456720533), (39, 485573511), (117, 161857837), (677, 27972477), (2031, 9324159), (6093, 3108053), (8801, 2151729), (26403, 717243), (79209, 239081)]