18939118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{14591}}^1$

素因数の和:14663

約数の個数: 16

約数和(自身を含む): 31518720

約数和(自身を除く): 12579602

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 14591, 29182, 160501, 321002, 860869, 1721738, 9469559, 18939118]

約数ペア:

[(1, 18939118), (2, 9469559), (11, 1721738), (22, 860869), (59, 321002), (118, 160501), (649, 29182), (1298, 14591)]