20228877

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{313}}^1$

素因数の和:529

約数の個数: 24

約数和(自身を含む): 30174144

約数和(自身を除く): 9945267

約数列:

[1, 3, 9, 43, 129, 167, 313, 387, 501, 939, 1503, 2817, 7181, 13459, 21543, 40377, 52271, 64629, 121131, 156813, 470439, 2247653, 6742959, 20228877]

約数ペア:

[(1, 20228877), (3, 6742959), (9, 2247653), (43, 470439), (129, 156813), (167, 121131), (313, 64629), (387, 52271), (501, 40377), (939, 21543), (1503, 13459), (2817, 7181)]