20778312

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{23399}}^1$

素因数の和:23445

約数の個数: 32

約数和(自身を含む): 53352000

約数和(自身を除く): 32573688

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 23399, 46798, 70197, 93596, 140394, 187192, 280788, 561576, 865763, 1731526, 2597289, 3463052, 5194578, 6926104, 10389156, 20778312]

約数ペア:

[(1, 20778312), (2, 10389156), (3, 6926104), (4, 5194578), (6, 3463052), (8, 2597289), (12, 1731526), (24, 865763), (37, 561576), (74, 280788), (111, 187192), (148, 140394), (222, 93596), (296, 70197), (444, 46798), (888, 23399)]