19828548

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{11719}}^1$

素因数の和:11776

約数の個数: 36

約数和(自身を含む): 51192960

約数和(自身を除く): 31364412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 11719, 23438, 35157, 46876, 70314, 105471, 140628, 210942, 421884, 550793, 1101586, 1652379, 2203172, 3304758, 4957137, 6609516, 9914274, 19828548]

約数ペア:

[(1, 19828548), (2, 9914274), (3, 6609516), (4, 4957137), (6, 3304758), (9, 2203172), (12, 1652379), (18, 1101586), (36, 550793), (47, 421884), (94, 210942), (141, 140628), (188, 105471), (282, 70314), (423, 46876), (564, 35157), (846, 23438), (1692, 11719)]