20420316

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27011}}^1$

素因数の和:27031

約数の個数: 48

約数和(自身を含む): 60506880

約数和(自身を除く): 40086564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27011, 54022, 81033, 108044, 162066, 189077, 243099, 324132, 378154, 486198, 567231, 729297, 756308, 972396, 1134462, 1458594, 1701693, 2268924, 2917188, 3403386, 5105079, 6806772, 10210158, 20420316]

約数ペア:

[(1, 20420316), (2, 10210158), (3, 6806772), (4, 5105079), (6, 3403386), (7, 2917188), (9, 2268924), (12, 1701693), (14, 1458594), (18, 1134462), (21, 972396), (27, 756308), (28, 729297), (36, 567231), (42, 486198), (54, 378154), (63, 324132), (84, 243099), (108, 189077), (126, 162066), (189, 108044), (252, 81033), (378, 54022), (756, 27011)]