20512551645616

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{5531}}^1\times {\mathrm{3459563}}^1$

素因数の和:3465169

約数の個数: 40

約数和(自身を含む): 40343553365184

約数和(自身を除く): 19831001719568

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 5531, 11062, 22124, 44248, 88496, 370577, 741154, 1482308, 2964616, 3459563, 5929232, 6919126, 13838252, 27676504, 55353008, 231790721, 463581442, 927162884, 1854325768, 3708651536, 19134842953, 38269685906, 76539371812, 153078743624, 306157487248, 1282034477851, 2564068955702, 5128137911404, 10256275822808, 20512551645616]

約数ペア:

[(1, 20512551645616), (2, 10256275822808), (4, 5128137911404), (8, 2564068955702), (16, 1282034477851), (67, 306157487248), (134, 153078743624), (268, 76539371812), (536, 38269685906), (1072, 19134842953), (5531, 3708651536), (11062, 1854325768), (22124, 927162884), (44248, 463581442), (88496, 231790721), (370577, 55353008), (741154, 27676504), (1482308, 13838252), (2964616, 6919126), (3459563, 5929232)]