20526492

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{4987}}^1$

素因数の和:5015

約数の個数: 48

約数和(自身を含む): 55865600

約数和(自身を除く): 35339108

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 4987, 9974, 14961, 19948, 29922, 34909, 59844, 69818, 104727, 139636, 209454, 244363, 418908, 488726, 733089, 977452, 1466178, 1710541, 2932356, 3421082, 5131623, 6842164, 10263246, 20526492]

約数ペア:

[(1, 20526492), (2, 10263246), (3, 6842164), (4, 5131623), (6, 3421082), (7, 2932356), (12, 1710541), (14, 1466178), (21, 977452), (28, 733089), (42, 488726), (49, 418908), (84, 244363), (98, 209454), (147, 139636), (196, 104727), (294, 69818), (343, 59844), (588, 34909), (686, 29922), (1029, 19948), (1372, 14961), (2058, 9974), (4116, 4987)]