20808768479

素因数分解:

${\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1\times {\mathrm{22697}}^1$

素因数の和:23450

約数の個数: 16

約数和(自身を含む): 22238592480

約数和(自身を除く): 1429824001

約数列:

[1, 19, 73, 661, 1387, 12559, 22697, 48253, 431243, 916807, 1656881, 15002717, 31480739, 285051623, 1095198341, 20808768479]

約数ペア:

[(1, 20808768479), (19, 1095198341), (73, 285051623), (661, 31480739), (1387, 15002717), (12559, 1656881), (22697, 916807), (48253, 431243)]