20669292

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{82021}}^1$

素因数の和:82038

約数の個数: 36

約数和(自身を含む): 59712016

約数和(自身を除く): 39042724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 82021, 164042, 246063, 328084, 492126, 574147, 738189, 984252, 1148294, 1476378, 1722441, 2296588, 2952756, 3444882, 5167323, 6889764, 10334646, 20669292]

約数ペア:

[(1, 20669292), (2, 10334646), (3, 6889764), (4, 5167323), (6, 3444882), (7, 2952756), (9, 2296588), (12, 1722441), (14, 1476378), (18, 1148294), (21, 984252), (28, 738189), (36, 574147), (42, 492126), (63, 328084), (84, 246063), (126, 164042), (252, 82021)]