19031984

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{20161}}^1$

素因数の和:20228

約数の個数: 20

約数和(自身を含む): 37501320

約数和(自身を除く): 18469336

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 20161, 40322, 80644, 161288, 322576, 1189499, 2378998, 4757996, 9515992, 19031984]

約数ペア:

[(1, 19031984), (2, 9515992), (4, 4757996), (8, 2378998), (16, 1189499), (59, 322576), (118, 161288), (236, 80644), (472, 40322), (944, 20161)]