83897672

素因数分解:

$2^3\times {\mathrm{521}}^1\times {\mathrm{20129}}^1$

素因数の和:20656

約数の個数: 16

約数和(自身を含む): 157617900

約数和(自身を除く): 73720228

約数列:

[1, 2, 4, 8, 521, 1042, 2084, 4168, 20129, 40258, 80516, 161032, 10487209, 20974418, 41948836, 83897672]

約数ペア:

[(1, 83897672), (2, 41948836), (4, 20974418), (8, 10487209), (521, 161032), (1042, 80516), (2084, 40258), (4168, 20129)]