18318388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{911}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 35086464

約数和(自身を除く): 16768076

約数列:

[1, 2, 4, 11, 22, 44, 457, 911, 914, 1822, 1828, 3644, 5027, 10021, 10054, 20042, 20108, 40084, 416327, 832654, 1665308, 4579597, 9159194, 18318388]

約数ペア:

[(1, 18318388), (2, 9159194), (4, 4579597), (11, 1665308), (22, 832654), (44, 416327), (457, 40084), (911, 20108), (914, 20042), (1822, 10054), (1828, 10021), (3644, 5027)]