20561244

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2939}}^1$

素因数の和:3010

約数の個数: 48

約数和(自身を含む): 53343360

約数和(自身を除く): 32782116

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 53, 66, 106, 132, 159, 212, 318, 583, 636, 1166, 1749, 2332, 2939, 3498, 5878, 6996, 8817, 11756, 17634, 32329, 35268, 64658, 96987, 129316, 155767, 193974, 311534, 387948, 467301, 623068, 934602, 1713437, 1869204, 3426874, 5140311, 6853748, 10280622, 20561244]

約数ペア:

[(1, 20561244), (2, 10280622), (3, 6853748), (4, 5140311), (6, 3426874), (11, 1869204), (12, 1713437), (22, 934602), (33, 623068), (44, 467301), (53, 387948), (66, 311534), (106, 193974), (132, 155767), (159, 129316), (212, 96987), (318, 64658), (583, 35268), (636, 32329), (1166, 17634), (1749, 11756), (2332, 8817), (2939, 6996), (3498, 5878)]