18630165

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 31680000

約数和(自身を除く): 13049835

約数列:

[1, 3, 5, 15, 19, 57, 95, 131, 285, 393, 499, 655, 1497, 1965, 2489, 2495, 7467, 7485, 9481, 12445, 28443, 37335, 47405, 65369, 142215, 196107, 326845, 980535, 1242011, 3726033, 6210055, 18630165]

約数ペア:

[(1, 18630165), (3, 6210055), (5, 3726033), (15, 1242011), (19, 980535), (57, 326845), (95, 196107), (131, 142215), (285, 65369), (393, 47405), (499, 37335), (655, 28443), (1497, 12445), (1965, 9481), (2489, 7485), (2495, 7467)]