18218596

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{10099}}^1$

素因数の和:10155

約数の個数: 24

約数和(自身を含む): 35632800

約数和(自身を除く): 17414204

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 10099, 20198, 40396, 111089, 222178, 414059, 444356, 828118, 1656236, 4554649, 9109298, 18218596]

約数ペア:

[(1, 18218596), (2, 9109298), (4, 4554649), (11, 1656236), (22, 828118), (41, 444356), (44, 414059), (82, 222178), (164, 111089), (451, 40396), (902, 20198), (1804, 10099)]