2005744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9643}}^1$

素因数の和:9664

約数の個数: 20

約数和(自身を含む): 4185496

約数和(自身を除く): 2179752

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9643, 19286, 38572, 77144, 125359, 154288, 250718, 501436, 1002872, 2005744]

約数ペア:

[(1, 2005744), (2, 1002872), (4, 501436), (8, 250718), (13, 154288), (16, 125359), (26, 77144), (52, 38572), (104, 19286), (208, 9643)]