19442151

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{457}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 29293680

約数和(自身を除く): 9851529

約数列:

[1, 3, 9, 29, 87, 163, 261, 457, 489, 1371, 1467, 4113, 4727, 13253, 14181, 39759, 42543, 74491, 119277, 223473, 670419, 2160239, 6480717, 19442151]

約数ペア:

[(1, 19442151), (3, 6480717), (9, 2160239), (29, 670419), (87, 223473), (163, 119277), (261, 74491), (457, 42543), (489, 39759), (1371, 14181), (1467, 13253), (4113, 4727)]