20545730

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{55529}}^1$

素因数の和:55573

約数の個数: 16

約数和(自身を含む): 37982520

約数和(自身を除く): 17436790

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 55529, 111058, 277645, 555290, 2054573, 4109146, 10272865, 20545730]

約数ペア:

[(1, 20545730), (2, 10272865), (5, 4109146), (10, 2054573), (37, 555290), (74, 277645), (185, 111058), (370, 55529)]