19424072

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{27281}}^1$

素因数の和:27376

約数の個数: 16

約数和(自身を含む): 36830700

約数和(自身を除く): 17406628

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 27281, 54562, 109124, 218248, 2428009, 4856018, 9712036, 19424072]

約数ペア:

[(1, 19424072), (2, 9712036), (4, 4856018), (8, 2428009), (89, 218248), (178, 109124), (356, 54562), (712, 27281)]