25838504

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{189989}}^1$

素因数の和:190012

約数の個数: 16

約数和(自身を含む): 51297300

約数和(自身を除く): 25458796

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 189989, 379978, 759956, 1519912, 3229813, 6459626, 12919252, 25838504]

約数ペア:

[(1, 25838504), (2, 12919252), (4, 6459626), (8, 3229813), (17, 1519912), (34, 759956), (68, 379978), (136, 189989)]