20199805745

素因数分解:

$5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1427}}^1\times {\mathrm{2053}}^1$

素因数の和:3689

約数の個数: 32

約数和(自身を含む): 27876296448

約数和(自身を除く): 7676490703

約数列:

[1, 5, 7, 35, 197, 985, 1379, 1427, 2053, 6895, 7135, 9989, 10265, 14371, 49945, 71855, 281119, 404441, 1405595, 1967833, 2022205, 2831087, 2929631, 9839165, 14155435, 14648155, 20507417, 102537085, 577137307, 2885686535, 4039961149, 20199805745]

約数ペア:

[(1, 20199805745), (5, 4039961149), (7, 2885686535), (35, 577137307), (197, 102537085), (985, 20507417), (1379, 14648155), (1427, 14155435), (2053, 9839165), (6895, 2929631), (7135, 2831087), (9989, 2022205), (10265, 1967833), (14371, 1405595), (49945, 404441), (71855, 281119)]