39621988

素因数分解:

$2^2\times 7^3\times {\mathrm{28879}}^1$

素因数の和:28904

約数の個数: 24

約数和(自身を含む): 80864000

約数和(自身を除く): 41242012

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 28879, 57758, 115516, 202153, 404306, 808612, 1415071, 2830142, 5660284, 9905497, 19810994, 39621988]

約数ペア:

[(1, 39621988), (2, 19810994), (4, 9905497), (7, 5660284), (14, 2830142), (28, 1415071), (49, 808612), (98, 404306), (196, 202153), (343, 115516), (686, 57758), (1372, 28879)]