20322472

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{967}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 39726720

約数和(自身を除く): 19404248

約数列:

[1, 2, 4, 8, 37, 71, 74, 142, 148, 284, 296, 568, 967, 1934, 2627, 3868, 5254, 7736, 10508, 21016, 35779, 68657, 71558, 137314, 143116, 274628, 286232, 549256, 2540309, 5080618, 10161236, 20322472]

約数ペア:

[(1, 20322472), (2, 10161236), (4, 5080618), (8, 2540309), (37, 549256), (71, 286232), (74, 274628), (142, 143116), (148, 137314), (284, 71558), (296, 68657), (568, 35779), (967, 21016), (1934, 10508), (2627, 7736), (3868, 5254)]