18121631

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1747}}^1$

素因数の和:1822

約数の個数: 16

約数和(自身を含む): 21143808

約数和(自身を除く): 3022177

約数列:

[1, 11, 23, 41, 253, 451, 943, 1747, 10373, 19217, 40181, 71627, 441991, 787897, 1647421, 18121631]

約数ペア:

[(1, 18121631), (11, 1647421), (23, 787897), (41, 441991), (253, 71627), (451, 40181), (943, 19217), (1747, 10373)]