18695568

素因数分解:

$2^4\times 3^1\times {\mathrm{137}}^1\times {\mathrm{2843}}^1$

素因数の和:2991

約数の個数: 40

約数和(自身を含む): 48666528

約数和(自身を除く): 29970960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 137, 274, 411, 548, 822, 1096, 1644, 2192, 2843, 3288, 5686, 6576, 8529, 11372, 17058, 22744, 34116, 45488, 68232, 136464, 389491, 778982, 1168473, 1557964, 2336946, 3115928, 4673892, 6231856, 9347784, 18695568]

約数ペア:

[(1, 18695568), (2, 9347784), (3, 6231856), (4, 4673892), (6, 3115928), (8, 2336946), (12, 1557964), (16, 1168473), (24, 778982), (48, 389491), (137, 136464), (274, 68232), (411, 45488), (548, 34116), (822, 22744), (1096, 17058), (1644, 11372), (2192, 8529), (2843, 6576), (3288, 5686)]