20526436

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{5351}}^1$

素因数の和:5499

約数の個数: 24

約数和(自身を含む): 41360256

約数和(自身を除く): 20833820

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 5351, 10702, 21404, 37457, 74914, 149828, 733087, 1466174, 2932348, 5131609, 10263218, 20526436]

約数ペア:

[(1, 20526436), (2, 10263218), (4, 5131609), (7, 2932348), (14, 1466174), (28, 733087), (137, 149828), (274, 74914), (548, 37457), (959, 21404), (1918, 10702), (3836, 5351)]