31811930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{187129}}^1$

素因数の和:187153

約数の個数: 16

約数和(自身を含む): 60630120

約数和(自身を除く): 28818190

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 187129, 374258, 935645, 1871290, 3181193, 6362386, 15905965, 31811930]

約数ペア:

[(1, 31811930), (2, 15905965), (5, 6362386), (10, 3181193), (17, 1871290), (34, 935645), (85, 374258), (170, 187129)]