20218398746

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1279}}^1\times {\mathrm{86857}}^1$

素因数の和:88158

約数の個数: 32

約数和(自身を含む): 37355888640

約数和(自身を除く): 17137489894

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 1279, 2558, 8953, 16627, 17906, 33254, 86857, 116389, 173714, 232778, 607999, 1129141, 1215998, 2258282, 7903987, 15807974, 111090103, 222180206, 777630721, 1444171339, 1555261442, 2888342678, 10109199373, 20218398746]

約数ペア:

[(1, 20218398746), (2, 10109199373), (7, 2888342678), (13, 1555261442), (14, 1444171339), (26, 777630721), (91, 222180206), (182, 111090103), (1279, 15807974), (2558, 7903987), (8953, 2258282), (16627, 1215998), (17906, 1129141), (33254, 607999), (86857, 232778), (116389, 173714)]