20101089

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{13591}}^1$

素因数の和:13640

約数の個数: 16

約数和(自身を含む): 29358720

約数和(自身を除く): 9257631

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 13591, 40773, 231047, 394139, 693141, 1182417, 6700363, 20101089]

約数ペア:

[(1, 20101089), (3, 6700363), (17, 1182417), (29, 693141), (51, 394139), (87, 231047), (493, 40773), (1479, 13591)]