19408408

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{27259}}^1$

素因数の和:27354

約数の個数: 16

約数和(自身を含む): 36801000

約数和(自身を除く): 17392592

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 27259, 54518, 109036, 218072, 2426051, 4852102, 9704204, 19408408]

約数ペア:

[(1, 19408408), (2, 9704204), (4, 4852102), (8, 2426051), (89, 218072), (178, 109036), (356, 54518), (712, 27259)]