20499172

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2897}}^1$

素因数の和:2991

約数の個数: 24

約数和(自身を含む): 37731960

約数和(自身を除く): 17232788

約数列:

[1, 2, 4, 29, 58, 61, 116, 122, 244, 1769, 2897, 3538, 5794, 7076, 11588, 84013, 168026, 176717, 336052, 353434, 706868, 5124793, 10249586, 20499172]

約数ペア:

[(1, 20499172), (2, 10249586), (4, 5124793), (29, 706868), (58, 353434), (61, 336052), (116, 176717), (122, 168026), (244, 84013), (1769, 11588), (2897, 7076), (3538, 5794)]