15991930

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{9811}}^1$

素因数の和:9981

約数の個数: 16

約数和(自身を含む): 28965024

約数和(自身を除く): 12973094

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 9811, 19622, 49055, 98110, 1599193, 3198386, 7995965, 15991930]

約数ペア:

[(1, 15991930), (2, 7995965), (5, 3198386), (10, 1599193), (163, 98110), (326, 49055), (815, 19622), (1630, 9811)]