206563864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{5003}}^1$

素因数の和:5419

約数の個数: 32

約数和(自身を含む): 418234320

約数和(自身を除く): 211670456

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 397, 794, 1588, 3176, 5003, 5161, 10006, 10322, 20012, 20644, 40024, 41288, 65039, 130078, 260156, 520312, 1986191, 3972382, 7944764, 15889528, 25820483, 51640966, 103281932, 206563864]

約数ペア:

[(1, 206563864), (2, 103281932), (4, 51640966), (8, 25820483), (13, 15889528), (26, 7944764), (52, 3972382), (104, 1986191), (397, 520312), (794, 260156), (1588, 130078), (3176, 65039), (5003, 41288), (5161, 40024), (10006, 20644), (10322, 20012)]