18554290

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{11383}}^1$

素因数の和:11553

約数の個数: 16

約数和(自身を含む): 33605568

約数和(自身を除く): 15051278

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 11383, 22766, 56915, 113830, 1855429, 3710858, 9277145, 18554290]

約数ペア:

[(1, 18554290), (2, 9277145), (5, 3710858), (10, 1855429), (163, 113830), (326, 56915), (815, 22766), (1630, 11383)]