20854216

素因数分解:

$2^3\times {\mathrm{179}}^1\times {\mathrm{14563}}^1$

素因数の和:14748

約数の個数: 16

約数和(自身を含む): 39322800

約数和(自身を除く): 18468584

約数列:

[1, 2, 4, 8, 179, 358, 716, 1432, 14563, 29126, 58252, 116504, 2606777, 5213554, 10427108, 20854216]

約数ペア:

[(1, 20854216), (2, 10427108), (4, 5213554), (8, 2606777), (179, 116504), (358, 58252), (716, 29126), (1432, 14563)]