19158657

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^2\times {\mathrm{59}}^1$

素因数の和:170

約数の個数: 36

約数和(自身を含む): 30875760

約数和(自身を除く): 11717103

約数列:

[1, 3, 7, 21, 47, 49, 59, 141, 147, 177, 329, 413, 987, 1239, 2209, 2303, 2773, 2891, 6627, 6909, 8319, 8673, 15463, 19411, 46389, 58233, 108241, 130331, 135877, 324723, 390993, 407631, 912317, 2736951, 6386219, 19158657]

約数ペア:

[(1, 19158657), (3, 6386219), (7, 2736951), (21, 912317), (47, 407631), (49, 390993), (59, 324723), (141, 135877), (147, 130331), (177, 108241), (329, 58233), (413, 46389), (987, 19411), (1239, 15463), (2209, 8673), (2303, 8319), (2773, 6909), (2891, 6627)]