18151930

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{44273}}^1$

素因数の和:44321

約数の個数: 16

約数和(自身を含む): 33471144

約数和(自身を除く): 15319214

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 44273, 88546, 221365, 442730, 1815193, 3630386, 9075965, 18151930]

約数ペア:

[(1, 18151930), (2, 9075965), (5, 3630386), (10, 1815193), (41, 442730), (82, 221365), (205, 88546), (410, 44273)]