20901626

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{761}}^1$

素因数の和:1237

約数の個数: 16

約数和(自身を含む): 32479488

約数和(自身を除く): 11577862

約数列:

[1, 2, 31, 62, 443, 761, 886, 1522, 13733, 23591, 27466, 47182, 337123, 674246, 10450813, 20901626]

約数ペア:

[(1, 20901626), (2, 10450813), (31, 674246), (62, 337123), (443, 47182), (761, 27466), (886, 23591), (1522, 13733)]