20872764

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{52709}}^1$

素因数の和:52730

約数の個数: 36

約数和(自身を含む): 57559320

約数和(自身を除く): 36686556

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 52709, 105418, 158127, 210836, 316254, 474381, 579799, 632508, 948762, 1159598, 1739397, 1897524, 2319196, 3478794, 5218191, 6957588, 10436382, 20872764]

約数ペア:

[(1, 20872764), (2, 10436382), (3, 6957588), (4, 5218191), (6, 3478794), (9, 2319196), (11, 1897524), (12, 1739397), (18, 1159598), (22, 948762), (33, 632508), (36, 579799), (44, 474381), (66, 316254), (99, 210836), (132, 158127), (198, 105418), (396, 52709)]