20213787621

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1\times {\mathrm{20333}}^1$

素因数の和:20625

約数の個数: 32

約数和(自身を含む): 28812464640

約数和(自身を除く): 8598677019

約数列:

[1, 3, 19, 57, 107, 163, 321, 489, 2033, 3097, 6099, 9291, 17441, 20333, 52323, 60999, 331379, 386327, 994137, 1158981, 2175631, 3314279, 6526893, 9942837, 41336989, 62971301, 124010967, 188913903, 354627853, 1063883559, 6737929207, 20213787621]

約数ペア:

[(1, 20213787621), (3, 6737929207), (19, 1063883559), (57, 354627853), (107, 188913903), (163, 124010967), (321, 62971301), (489, 41336989), (2033, 9942837), (3097, 6526893), (6099, 3314279), (9291, 2175631), (17441, 1158981), (20333, 994137), (52323, 386327), (60999, 331379)]