18219290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{95891}}^1$

素因数の和:95917

約数の個数: 16

約数和(自身を含む): 34521120

約数和(自身を除く): 16301830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 95891, 191782, 479455, 958910, 1821929, 3643858, 9109645, 18219290]

約数ペア:

[(1, 18219290), (2, 9109645), (5, 3643858), (10, 1821929), (19, 958910), (38, 479455), (95, 191782), (190, 95891)]