18008152976

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{309121}}^1$

素因数の和:309471

約数の個数: 40

約数和(自身を含む): 38177803488

約数和(自身を除く): 20169650512

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 331, 662, 1324, 2648, 3641, 5296, 7282, 14564, 29128, 58256, 309121, 618242, 1236484, 2472968, 3400331, 4945936, 6800662, 13601324, 27202648, 54405296, 102319051, 204638102, 409276204, 818552408, 1125509561, 1637104816, 2251019122, 4502038244, 9004076488, 18008152976]

約数ペア:

[(1, 18008152976), (2, 9004076488), (4, 4502038244), (8, 2251019122), (11, 1637104816), (16, 1125509561), (22, 818552408), (44, 409276204), (88, 204638102), (176, 102319051), (331, 54405296), (662, 27202648), (1324, 13601324), (2648, 6800662), (3641, 4945936), (5296, 3400331), (7282, 2472968), (14564, 1236484), (29128, 618242), (58256, 309121)]