220085558

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{204161}}^1$

素因数の和:204188

約数の個数: 24

約数和(自身を含む): 418940424

約数和(自身を除く): 198854866

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 204161, 408322, 1429127, 2245771, 2858254, 4491542, 10003889, 15720397, 20007778, 31440794, 110042779, 220085558]

約数ペア:

[(1, 220085558), (2, 110042779), (7, 31440794), (11, 20007778), (14, 15720397), (22, 10003889), (49, 4491542), (77, 2858254), (98, 2245771), (154, 1429127), (539, 408322), (1078, 204161)]