20060518

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{2203}}^1$

素因数の和:2391

約数の個数: 16

約数和(自身を含む): 31340880

約数和(自身を除く): 11280362

約数列:

[1, 2, 29, 58, 157, 314, 2203, 4406, 4553, 9106, 63887, 127774, 345871, 691742, 10030259, 20060518]

約数ペア:

[(1, 20060518), (2, 10030259), (29, 691742), (58, 345871), (157, 127774), (314, 63887), (2203, 9106), (4406, 4553)]