17856428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4999}}^1$

素因数の和:5069

約数の個数: 24

約数和(自身を含む): 33600000

約数和(自身を除く): 15743572

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786, 3572, 4999, 9998, 19996, 94981, 189962, 234953, 379924, 469906, 939812, 4464107, 8928214, 17856428]

約数ペア:

[(1, 17856428), (2, 8928214), (4, 4464107), (19, 939812), (38, 469906), (47, 379924), (76, 234953), (94, 189962), (188, 94981), (893, 19996), (1786, 9998), (3572, 4999)]