20338028

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{431}}^1$

素因数の和:733

約数の個数: 24

約数和(自身を含む): 36578304

約数和(自身を除く): 16240276

約数列:

[1, 2, 4, 47, 94, 188, 251, 431, 502, 862, 1004, 1724, 11797, 20257, 23594, 40514, 47188, 81028, 108181, 216362, 432724, 5084507, 10169014, 20338028]

約数ペア:

[(1, 20338028), (2, 10169014), (4, 5084507), (47, 432724), (94, 216362), (188, 108181), (251, 81028), (431, 47188), (502, 40514), (862, 23594), (1004, 20257), (1724, 11797)]