20666844

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{52189}}^1$

素因数の和:52210

約数の個数: 36

約数和(自身を含む): 56991480

約数和(自身を除く): 36324636

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 52189, 104378, 156567, 208756, 313134, 469701, 574079, 626268, 939402, 1148158, 1722237, 1878804, 2296316, 3444474, 5166711, 6888948, 10333422, 20666844]

約数ペア:

[(1, 20666844), (2, 10333422), (3, 6888948), (4, 5166711), (6, 3444474), (9, 2296316), (11, 1878804), (12, 1722237), (18, 1148158), (22, 939402), (33, 626268), (36, 574079), (44, 469701), (66, 313134), (99, 208756), (132, 156567), (198, 104378), (396, 52189)]