19397584

素因数分解:

$2^4\times {\mathrm{479}}^1\times {\mathrm{2531}}^1$

素因数の和:3018

約数の個数: 20

約数和(自身を含む): 37676160

約数和(自身を除く): 18278576

約数列:

[1, 2, 4, 8, 16, 479, 958, 1916, 2531, 3832, 5062, 7664, 10124, 20248, 40496, 1212349, 2424698, 4849396, 9698792, 19397584]

約数ペア:

[(1, 19397584), (2, 9698792), (4, 4849396), (8, 2424698), (16, 1212349), (479, 40496), (958, 20248), (1916, 10124), (2531, 7664), (3832, 5062)]