20417584

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{116009}}^1$

素因数の和:116028

約数の個数: 20

約数和(自身を含む): 43155720

約数和(自身を除く): 22738136

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 116009, 232018, 464036, 928072, 1276099, 1856144, 2552198, 5104396, 10208792, 20417584]

約数ペア:

[(1, 20417584), (2, 10208792), (4, 5104396), (8, 2552198), (11, 1856144), (16, 1276099), (22, 928072), (44, 464036), (88, 232018), (176, 116009)]