19899010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117053}}^1$

素因数の和:117077

約数の個数: 16

約数和(自身を含む): 37925496

約数和(自身を除く): 18026486

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 117053, 234106, 585265, 1170530, 1989901, 3979802, 9949505, 19899010]

約数ペア:

[(1, 19899010), (2, 9949505), (5, 3979802), (10, 1989901), (17, 1170530), (34, 585265), (85, 234106), (170, 117053)]