19121770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{112481}}^1$

素因数の和:112505

約数の個数: 16

約数和(自身を含む): 36444168

約数和(自身を除く): 17322398

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 112481, 224962, 562405, 1124810, 1912177, 3824354, 9560885, 19121770]

約数ペア:

[(1, 19121770), (2, 9560885), (5, 3824354), (10, 1912177), (17, 1124810), (34, 562405), (85, 224962), (170, 112481)]