20282619

素因数分解:

$3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{857}}^1$

素因数の和:904

約数の個数: 32

約数和(自身を含む): 32947200

約数和(自身を除く): 12664581

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 343, 483, 857, 1029, 1127, 2571, 3381, 5999, 7889, 17997, 19711, 23667, 41993, 59133, 125979, 137977, 293951, 413931, 881853, 965839, 2897517, 6760873, 20282619]

約数ペア:

[(1, 20282619), (3, 6760873), (7, 2897517), (21, 965839), (23, 881853), (49, 413931), (69, 293951), (147, 137977), (161, 125979), (343, 59133), (483, 41993), (857, 23667), (1029, 19711), (1127, 17997), (2571, 7889), (3381, 5999)]