19428138

素因数分解:

$2^1\times 3^2\times {\mathrm{191}}^1\times {\mathrm{5651}}^1$

素因数の和:5850

約数の個数: 24

約数和(自身を含む): 42322176

約数和(自身を除く): 22894038

約数列:

[1, 2, 3, 6, 9, 18, 191, 382, 573, 1146, 1719, 3438, 5651, 11302, 16953, 33906, 50859, 101718, 1079341, 2158682, 3238023, 6476046, 9714069, 19428138]

約数ペア:

[(1, 19428138), (2, 9714069), (3, 6476046), (6, 3238023), (9, 2158682), (18, 1079341), (191, 101718), (382, 50859), (573, 33906), (1146, 16953), (1719, 11302), (3438, 5651)]