18230615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2141}}^1$

素因数の和:2290

約数の個数: 16

約数和(自身を含む): 23750496

約数和(自身を除く): 5519881

約数列:

[1, 5, 13, 65, 131, 655, 1703, 2141, 8515, 10705, 27833, 139165, 280471, 1402355, 3646123, 18230615]

約数ペア:

[(1, 18230615), (5, 3646123), (13, 1402355), (65, 280471), (131, 139165), (655, 27833), (1703, 10705), (2141, 8515)]