20177877

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{1277}}^1$

素因数の和:1532

約数の個数: 16

約数和(自身を含む): 28218240

約数和(自身を除く): 8040363

約数列:

[1, 3, 23, 69, 229, 687, 1277, 3831, 5267, 15801, 29371, 88113, 292433, 877299, 6725959, 20177877]

約数ペア:

[(1, 20177877), (3, 6725959), (23, 877299), (69, 292433), (229, 88113), (687, 29371), (1277, 15801), (3831, 5267)]