20877664

素因数分解:

$2^5\times {\mathrm{401}}^1\times {\mathrm{1627}}^1$

素因数の和:2038

約数の個数: 24

約数和(自身を含む): 41230728

約数和(自身を除く): 20353064

約数列:

[1, 2, 4, 8, 16, 32, 401, 802, 1604, 1627, 3208, 3254, 6416, 6508, 12832, 13016, 26032, 52064, 652427, 1304854, 2609708, 5219416, 10438832, 20877664]

約数ペア:

[(1, 20877664), (2, 10438832), (4, 5219416), (8, 2609708), (16, 1304854), (32, 652427), (401, 52064), (802, 26032), (1604, 13016), (1627, 12832), (3208, 6508), (3254, 6416)]