20104103890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11047}}^1\times {\mathrm{13999}}^1$

素因数の和:25066

約数の個数: 32

約数和(自身を含む): 38977344000

約数和(自身を除く): 18873240110

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 11047, 13999, 22094, 27998, 55235, 69995, 110470, 139990, 143611, 181987, 287222, 363974, 718055, 909935, 1436110, 1819870, 154646953, 309293906, 773234765, 1546469530, 2010410389, 4020820778, 10052051945, 20104103890]

約数ペア:

[(1, 20104103890), (2, 10052051945), (5, 4020820778), (10, 2010410389), (13, 1546469530), (26, 773234765), (65, 309293906), (130, 154646953), (11047, 1819870), (13999, 1436110), (22094, 909935), (27998, 718055), (55235, 363974), (69995, 287222), (110470, 181987), (139990, 143611)]