20911572

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{52807}}^1$

素因数の和:52828

約数の個数: 36

約数和(自身を含む): 57666336

約数和(自身を除く): 36754764

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 52807, 105614, 158421, 211228, 316842, 475263, 580877, 633684, 950526, 1161754, 1742631, 1901052, 2323508, 3485262, 5227893, 6970524, 10455786, 20911572]

約数ペア:

[(1, 20911572), (2, 10455786), (3, 6970524), (4, 5227893), (6, 3485262), (9, 2323508), (11, 1901052), (12, 1742631), (18, 1161754), (22, 950526), (33, 633684), (36, 580877), (44, 475263), (66, 316842), (99, 211228), (132, 158421), (198, 105614), (396, 52807)]