20486844

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{3011}}^1$

素因数の和:3037

約数の個数: 72

約数和(自身を含む): 61396608

約数和(自身を除く): 40909764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3011, 3402, 6022, 6804, 9033, 12044, 18066, 21077, 27099, 36132, 42154, 54198, 63231, 81297, 84308, 108396, 126462, 162594, 189693, 243891, 252924, 325188, 379386, 487782, 569079, 731673, 758772, 975564, 1138158, 1463346, 1707237, 2276316, 2926692, 3414474, 5121711, 6828948, 10243422, 20486844]

約数ペア:

[(1, 20486844), (2, 10243422), (3, 6828948), (4, 5121711), (6, 3414474), (7, 2926692), (9, 2276316), (12, 1707237), (14, 1463346), (18, 1138158), (21, 975564), (27, 758772), (28, 731673), (36, 569079), (42, 487782), (54, 379386), (63, 325188), (81, 252924), (84, 243891), (108, 189693), (126, 162594), (162, 126462), (189, 108396), (243, 84308), (252, 81297), (324, 63231), (378, 54198), (486, 42154), (567, 36132), (756, 27099), (972, 21077), (1134, 18066), (1701, 12044), (2268, 9033), (3011, 6804), (3402, 6022)]