20176573361

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{449}}^1\times {\mathrm{1223}}^1$

素因数の和:1889

約数の個数: 32

約数和(自身を含む): 24058944000

約数和(自身を除く): 3882370639

約数列:

[1, 7, 29, 181, 203, 449, 1223, 1267, 3143, 5249, 8561, 13021, 35467, 36743, 81269, 91147, 221363, 248269, 549127, 568883, 1549541, 2356801, 3843889, 6419527, 15924683, 16497607, 44936689, 99391987, 111472781, 695743909, 2882367623, 20176573361]

約数ペア:

[(1, 20176573361), (7, 2882367623), (29, 695743909), (181, 111472781), (203, 99391987), (449, 44936689), (1223, 16497607), (1267, 15924683), (3143, 6419527), (5249, 3843889), (8561, 2356801), (13021, 1549541), (35467, 568883), (36743, 549127), (81269, 248269), (91147, 221363)]