19844613

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 29920800

約数和(自身を除く): 10076187

約数列:

[1, 3, 9, 29, 87, 139, 261, 417, 547, 1251, 1641, 4031, 4923, 12093, 15863, 36279, 47589, 76033, 142767, 228099, 684297, 2204957, 6614871, 19844613]

約数ペア:

[(1, 19844613), (3, 6614871), (9, 2204957), (29, 684297), (87, 228099), (139, 142767), (261, 76033), (417, 47589), (547, 36279), (1251, 15863), (1641, 12093), (4031, 4923)]