19311548

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{739}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 34809600

約数和(自身を除く): 15498052

約数列:

[1, 2, 4, 47, 94, 139, 188, 278, 556, 739, 1478, 2956, 6533, 13066, 26132, 34733, 69466, 102721, 138932, 205442, 410884, 4827887, 9655774, 19311548]

約数ペア:

[(1, 19311548), (2, 9655774), (4, 4827887), (47, 410884), (94, 205442), (139, 138932), (188, 102721), (278, 69466), (556, 34733), (739, 26132), (1478, 13066), (2956, 6533)]