20445912

素因数分解:

$2^3\times 3^3\times {\mathrm{103}}^1\times {\mathrm{919}}^1$

素因数の和:1037

約数の個数: 64

約数和(自身を含む): 57408000

約数和(自身を除く): 36962088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 103, 108, 206, 216, 309, 412, 618, 824, 919, 927, 1236, 1838, 1854, 2472, 2757, 2781, 3676, 3708, 5514, 5562, 7352, 7416, 8271, 11028, 11124, 16542, 22056, 22248, 24813, 33084, 49626, 66168, 94657, 99252, 189314, 198504, 283971, 378628, 567942, 757256, 851913, 1135884, 1703826, 2271768, 2555739, 3407652, 5111478, 6815304, 10222956, 20445912]

約数ペア:

[(1, 20445912), (2, 10222956), (3, 6815304), (4, 5111478), (6, 3407652), (8, 2555739), (9, 2271768), (12, 1703826), (18, 1135884), (24, 851913), (27, 757256), (36, 567942), (54, 378628), (72, 283971), (103, 198504), (108, 189314), (206, 99252), (216, 94657), (309, 66168), (412, 49626), (618, 33084), (824, 24813), (919, 22248), (927, 22056), (1236, 16542), (1838, 11124), (1854, 11028), (2472, 8271), (2757, 7416), (2781, 7352), (3676, 5562), (3708, 5514)]