18867996884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{2245121}}^1$

素因数の和:2245327

約数の個数: 24

約数和(自身を含む): 36209327616

約数和(自身を除く): 17341330732

約数列:

[1, 2, 4, 11, 22, 44, 191, 382, 764, 2101, 4202, 8404, 2245121, 4490242, 8980484, 24696331, 49392662, 98785324, 428818111, 857636222, 1715272444, 4716999221, 9433998442, 18867996884]

約数ペア:

[(1, 18867996884), (2, 9433998442), (4, 4716999221), (11, 1715272444), (22, 857636222), (44, 428818111), (191, 98785324), (382, 49392662), (764, 24696331), (2101, 8980484), (4202, 4490242), (8404, 2245121)]