20747107585

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1\times {\mathrm{5519}}^1$

素因数の和:5941

約数の個数: 32

約数和(自身を含む): 26114457600

約数和(自身を除く): 5367350015

約数列:

[1, 5, 31, 79, 155, 307, 395, 1535, 2449, 5519, 9517, 12245, 24253, 27595, 47585, 121265, 171089, 436001, 751843, 855445, 1694333, 2180005, 3759215, 8471665, 13516031, 52524323, 67580155, 133852307, 262621615, 669261535, 4149421517, 20747107585]

約数ペア:

[(1, 20747107585), (5, 4149421517), (31, 669261535), (79, 262621615), (155, 133852307), (307, 67580155), (395, 52524323), (1535, 13516031), (2449, 8471665), (5519, 3759215), (9517, 2180005), (12245, 1694333), (24253, 855445), (27595, 751843), (47585, 436001), (121265, 171089)]