19000390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{111767}}^1$

素因数の和:111791

約数の個数: 16

約数和(自身を含む): 36212832

約数和(自身を除く): 17212442

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 111767, 223534, 558835, 1117670, 1900039, 3800078, 9500195, 19000390]

約数ペア:

[(1, 19000390), (2, 9500195), (5, 3800078), (10, 1900039), (17, 1117670), (34, 558835), (85, 223534), (170, 111767)]