16982992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{81649}}^1$

素因数の和:81670

約数の個数: 20

約数和(自身を含む): 35436100

約数和(自身を除く): 18453108

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 81649, 163298, 326596, 653192, 1061437, 1306384, 2122874, 4245748, 8491496, 16982992]

約数ペア:

[(1, 16982992), (2, 8491496), (4, 4245748), (8, 2122874), (13, 1306384), (16, 1061437), (26, 653192), (52, 326596), (104, 163298), (208, 81649)]