20303907

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{769}}^1$

素因数の和:1462

約数の個数: 16

約数和(自身を含む): 29235360

約数和(自身を除く): 8931453

約数列:

[1, 3, 13, 39, 677, 769, 2031, 2307, 8801, 9997, 26403, 29991, 520613, 1561839, 6767969, 20303907]

約数ペア:

[(1, 20303907), (3, 6767969), (13, 1561839), (39, 520613), (677, 29991), (769, 26403), (2031, 9997), (2307, 8801)]