20952952

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 40957920

約数和(自身を除く): 20004968

約数列:

[1, 2, 4, 8, 37, 71, 74, 142, 148, 284, 296, 568, 997, 1994, 2627, 3988, 5254, 7976, 10508, 21016, 36889, 70787, 73778, 141574, 147556, 283148, 295112, 566296, 2619119, 5238238, 10476476, 20952952]

約数ペア:

[(1, 20952952), (2, 10476476), (4, 5238238), (8, 2619119), (37, 566296), (71, 295112), (74, 283148), (142, 147556), (148, 141574), (284, 73778), (296, 70787), (568, 36889), (997, 21016), (1994, 10508), (2627, 7976), (3988, 5254)]