20173337847

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{42923}}^1$

素因数の和:43061

約数の個数: 48

約数和(自身を含む): 32677182720

約数和(自身を除く): 12503844873

約数列:

[1, 3, 9, 13, 27, 39, 103, 117, 169, 309, 351, 507, 927, 1339, 1521, 2781, 4017, 4563, 12051, 17407, 36153, 42923, 52221, 128769, 156663, 386307, 469989, 557999, 1158921, 1673997, 4421069, 5021991, 7253987, 13263207, 15065973, 21761961, 39789621, 57473897, 65285883, 119368863, 172421691, 195857649, 517265073, 747160661, 1551795219, 2241481983, 6724445949, 20173337847]

約数ペア:

[(1, 20173337847), (3, 6724445949), (9, 2241481983), (13, 1551795219), (27, 747160661), (39, 517265073), (103, 195857649), (117, 172421691), (169, 119368863), (309, 65285883), (351, 57473897), (507, 39789621), (927, 21761961), (1339, 15065973), (1521, 13263207), (2781, 7253987), (4017, 5021991), (4563, 4421069), (12051, 1673997), (17407, 1158921), (36153, 557999), (42923, 469989), (52221, 386307), (128769, 156663)]