18396620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83621}}^1$

素因数の和:83641

約数の個数: 24

約数和(自身を含む): 42145488

約数和(自身を除く): 23748868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 83621, 167242, 334484, 418105, 836210, 919831, 1672420, 1839662, 3679324, 4599155, 9198310, 18396620]

約数ペア:

[(1, 18396620), (2, 9198310), (4, 4599155), (5, 3679324), (10, 1839662), (11, 1672420), (20, 919831), (22, 836210), (44, 418105), (55, 334484), (110, 167242), (220, 83621)]