18608972403

素因数分解:

$3^1\times 7^2\times {\mathrm{911}}^1\times {\mathrm{138959}}^1$

素因数の和:139887

約数の個数: 24

約数和(自身を含む): 28894786560

約数和(自身を除く): 10285814157

約数列:

[1, 3, 7, 21, 49, 147, 911, 2733, 6377, 19131, 44639, 133917, 138959, 416877, 972713, 2918139, 6808991, 20426973, 126591649, 379774947, 886141543, 2658424629, 6202990801, 18608972403]

約数ペア:

[(1, 18608972403), (3, 6202990801), (7, 2658424629), (21, 886141543), (49, 379774947), (147, 126591649), (911, 20426973), (2733, 6808991), (6377, 2918139), (19131, 972713), (44639, 416877), (133917, 138959)]