19723041

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{677}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 31893120

約数和(自身を除く): 12170079

約数列:

[1, 3, 9, 13, 27, 39, 83, 117, 249, 351, 677, 747, 1079, 2031, 2241, 3237, 6093, 8801, 9711, 18279, 26403, 29133, 56191, 79209, 168573, 237627, 505719, 730483, 1517157, 2191449, 6574347, 19723041]

約数ペア:

[(1, 19723041), (3, 6574347), (9, 2191449), (13, 1517157), (27, 730483), (39, 505719), (83, 237627), (117, 168573), (249, 79209), (351, 56191), (677, 29133), (747, 26403), (1079, 18279), (2031, 9711), (2241, 8801), (3237, 6093)]