20199641768

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{463}}^1\times {\mathrm{147391}}^1$

素因数の和:147897

約数の個数: 32

約数和(自身を含む): 38982236160

約数和(自身を除く): 18782594392

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 463, 926, 1852, 3704, 17131, 34262, 68524, 137048, 147391, 294782, 589564, 1179128, 5453467, 10906934, 21813868, 43627736, 68242033, 136484066, 272968132, 545936264, 2524955221, 5049910442, 10099820884, 20199641768]

約数ペア:

[(1, 20199641768), (2, 10099820884), (4, 5049910442), (8, 2524955221), (37, 545936264), (74, 272968132), (148, 136484066), (296, 68242033), (463, 43627736), (926, 21813868), (1852, 10906934), (3704, 5453467), (17131, 1179128), (34262, 589564), (68524, 294782), (137048, 147391)]