18182145

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{487}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 30919680

約数和(自身を除く): 12737535

約数列:

[1, 3, 5, 15, 19, 57, 95, 131, 285, 393, 487, 655, 1461, 1965, 2435, 2489, 7305, 7467, 9253, 12445, 27759, 37335, 46265, 63797, 138795, 191391, 318985, 956955, 1212143, 3636429, 6060715, 18182145]

約数ペア:

[(1, 18182145), (3, 6060715), (5, 3636429), (15, 1212143), (19, 956955), (57, 318985), (95, 191391), (131, 138795), (285, 63797), (393, 46265), (487, 37335), (655, 27759), (1461, 12445), (1965, 9253), (2435, 7467), (2489, 7305)]