218309278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{5171}}^1$

素因数の和:5304

約数の個数: 32

約数和(自身を含む): 379831680

約数和(自身を除く): 161522402

約数列:

[1, 2, 11, 19, 22, 38, 101, 202, 209, 418, 1111, 1919, 2222, 3838, 5171, 10342, 21109, 42218, 56881, 98249, 113762, 196498, 522271, 1044542, 1080739, 2161478, 5744981, 9923149, 11489962, 19846298, 109154639, 218309278]

約数ペア:

[(1, 218309278), (2, 109154639), (11, 19846298), (19, 11489962), (22, 9923149), (38, 5744981), (101, 2161478), (202, 1080739), (209, 1044542), (418, 522271), (1111, 196498), (1919, 113762), (2222, 98249), (3838, 56881), (5171, 42218), (10342, 21109)]