20747029274

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{3301}}^1\times {\mathrm{51517}}^1$

素因数の和:54881

約数の個数: 16

約数和(自身を含む): 31640913096

約数和(自身を除く): 10893883822

約数列:

[1, 2, 61, 122, 3301, 6602, 51517, 103034, 201361, 402722, 3142537, 6285074, 170057617, 340115234, 10373514637, 20747029274]

約数ペア:

[(1, 20747029274), (2, 10373514637), (61, 340115234), (122, 170057617), (3301, 6285074), (6602, 3142537), (51517, 402722), (103034, 201361)]