17719190

素因数分解:

$2^1\times 5^1\times {\mathrm{823}}^1\times {\mathrm{2153}}^1$

素因数の和:2983

約数の個数: 16

約数和(自身を含む): 31948128

約数和(自身を除く): 14228938

約数列:

[1, 2, 5, 10, 823, 1646, 2153, 4115, 4306, 8230, 10765, 21530, 1771919, 3543838, 8859595, 17719190]

約数ペア:

[(1, 17719190), (2, 8859595), (5, 3543838), (10, 1771919), (823, 21530), (1646, 10765), (2153, 8230), (4115, 4306)]