22217690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{201979}}^1$

素因数の和:201997

約数の個数: 16

約数和(自身を含む): 43627680

約数和(自身を除く): 21409990

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 201979, 403958, 1009895, 2019790, 2221769, 4443538, 11108845, 22217690]

約数ペア:

[(1, 22217690), (2, 11108845), (5, 4443538), (10, 2221769), (11, 2019790), (22, 1009895), (55, 403958), (110, 201979)]