13428478

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2657}}^1$

素因数の和:2704

約数の個数: 24

約数和(自身を含む): 24304752

約数和(自身を除く): 10876274

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 2657, 5054, 5314, 18599, 37198, 50483, 100966, 353381, 706762, 959177, 1918354, 6714239, 13428478]

約数ペア:

[(1, 13428478), (2, 6714239), (7, 1918354), (14, 959177), (19, 706762), (38, 353381), (133, 100966), (266, 50483), (361, 37198), (722, 18599), (2527, 5314), (2657, 5054)]