20244476

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{19541}}^1$

素因数の和:19589

約数の個数: 24

約数和(自身を含む): 41585376

約数和(自身を除く): 21340900

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 19541, 39082, 78164, 136787, 273574, 547148, 723017, 1446034, 2892068, 5061119, 10122238, 20244476]

約数ペア:

[(1, 20244476), (2, 10122238), (4, 5061119), (7, 2892068), (14, 1446034), (28, 723017), (37, 547148), (74, 273574), (148, 136787), (259, 78164), (518, 39082), (1036, 19541)]