20808420822

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{8969}}^1\times {\mathrm{18413}}^1$

素因数の和:27397

約数の個数: 48

約数和(自身を含む): 51534156960

約数和(自身を除く): 30725736138

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 8969, 17938, 18413, 26907, 36826, 53814, 55239, 62783, 80721, 110478, 125566, 128891, 161442, 165717, 188349, 257782, 331434, 376698, 386673, 565047, 773346, 1130094, 1160019, 2320038, 165146197, 330292394, 495438591, 990877182, 1156023379, 1486315773, 2312046758, 2972631546, 3468070137, 6936140274, 10404210411, 20808420822]

約数ペア:

[(1, 20808420822), (2, 10404210411), (3, 6936140274), (6, 3468070137), (7, 2972631546), (9, 2312046758), (14, 1486315773), (18, 1156023379), (21, 990877182), (42, 495438591), (63, 330292394), (126, 165146197), (8969, 2320038), (17938, 1160019), (18413, 1130094), (26907, 773346), (36826, 565047), (53814, 386673), (55239, 376698), (62783, 331434), (80721, 257782), (110478, 188349), (125566, 165717), (128891, 161442)]