2018867665

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{181}}^1\times {\mathrm{4217}}^1$

素因数の和:4449

約数の個数: 24

約数和(自身を含む): 2547148968

約数和(自身を除く): 528281303

約数列:

[1, 5, 23, 115, 181, 529, 905, 2645, 4163, 4217, 20815, 21085, 95749, 96991, 478745, 484955, 763277, 2230793, 3816385, 11153965, 17555371, 87776855, 403773533, 2018867665]

約数ペア:

[(1, 2018867665), (5, 403773533), (23, 87776855), (115, 17555371), (181, 11153965), (529, 3816385), (905, 2230793), (2645, 763277), (4163, 484955), (4217, 478745), (20815, 96991), (21085, 95749)]