18086445

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 34594560

約数和(自身を除く): 16508115

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 117, 129, 195, 215, 387, 559, 585, 645, 719, 1677, 1935, 2157, 2795, 3595, 5031, 6471, 8385, 9347, 10785, 25155, 28041, 30917, 32355, 46735, 84123, 92751, 140205, 154585, 278253, 401921, 420615, 463755, 1205763, 1391265, 2009605, 3617289, 6028815, 18086445]

約数ペア:

[(1, 18086445), (3, 6028815), (5, 3617289), (9, 2009605), (13, 1391265), (15, 1205763), (39, 463755), (43, 420615), (45, 401921), (65, 278253), (117, 154585), (129, 140205), (195, 92751), (215, 84123), (387, 46735), (559, 32355), (585, 30917), (645, 28041), (719, 25155), (1677, 10785), (1935, 9347), (2157, 8385), (2795, 6471), (3595, 5031)]