20317401

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{823}}^1$

素因数の和:1053

約数の個数: 24

約数和(自身を含む): 31793216

約数和(自身を除く): 11475815

約数列:

[1, 3, 9, 13, 39, 117, 211, 633, 823, 1899, 2469, 2743, 7407, 8229, 10699, 24687, 32097, 96291, 173653, 520959, 1562877, 2257489, 6772467, 20317401]

約数ペア:

[(1, 20317401), (3, 6772467), (9, 2257489), (13, 1562877), (39, 520959), (117, 173653), (211, 96291), (633, 32097), (823, 24687), (1899, 10699), (2469, 8229), (2743, 7407)]