20276802

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12379}}^1$

素因数の和:12407

約数の個数: 48

約数和(自身を含む): 54075840

約数和(自身を除く): 33799038

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 12379, 24758, 37137, 74274, 86653, 111411, 160927, 173306, 222822, 259959, 321854, 482781, 519918, 779877, 965562, 1126489, 1448343, 1559754, 2252978, 2896686, 3379467, 6758934, 10138401, 20276802]

約数ペア:

[(1, 20276802), (2, 10138401), (3, 6758934), (6, 3379467), (7, 2896686), (9, 2252978), (13, 1559754), (14, 1448343), (18, 1126489), (21, 965562), (26, 779877), (39, 519918), (42, 482781), (63, 321854), (78, 259959), (91, 222822), (117, 173306), (126, 160927), (182, 111411), (234, 86653), (273, 74274), (546, 37137), (819, 24758), (1638, 12379)]