19995376

素因数分解:

$2^4\times {\mathrm{479}}^1\times {\mathrm{2609}}^1$

素因数の和:3096

約数の個数: 20

約数和(自身を含む): 38836800

約数和(自身を除く): 18841424

約数列:

[1, 2, 4, 8, 16, 479, 958, 1916, 2609, 3832, 5218, 7664, 10436, 20872, 41744, 1249711, 2499422, 4998844, 9997688, 19995376]

約数ペア:

[(1, 19995376), (2, 9997688), (4, 4998844), (8, 2499422), (16, 1249711), (479, 41744), (958, 20872), (1916, 10436), (2609, 7664), (3832, 5218)]