20071424156

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{709}}^1\times {\mathrm{2897}}^1$

素因数の和:3966

約数の個数: 48

約数和(自身を含む): 40328568000

約数和(自身を除く): 20257143844

約数列:

[1, 2, 4, 7, 14, 28, 349, 698, 709, 1396, 1418, 2443, 2836, 2897, 4886, 4963, 5794, 9772, 9926, 11588, 19852, 20279, 40558, 81116, 247441, 494882, 989764, 1011053, 1732087, 2022106, 2053973, 3464174, 4044212, 4107946, 6928348, 7077371, 8215892, 14154742, 14377811, 28309484, 28755622, 57511244, 716836577, 1433673154, 2867346308, 5017856039, 10035712078, 20071424156]

約数ペア:

[(1, 20071424156), (2, 10035712078), (4, 5017856039), (7, 2867346308), (14, 1433673154), (28, 716836577), (349, 57511244), (698, 28755622), (709, 28309484), (1396, 14377811), (1418, 14154742), (2443, 8215892), (2836, 7077371), (2897, 6928348), (4886, 4107946), (4963, 4044212), (5794, 3464174), (9772, 2053973), (9926, 2022106), (11588, 1732087), (19852, 1011053), (20279, 989764), (40558, 494882), (81116, 247441)]