19572741

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1109}}^1$

素因数の和:1205

約数の個数: 24

約数和(自身を含む): 29610360

約数和(自身を除く): 10037619

約数列:

[1, 3, 9, 37, 53, 111, 159, 333, 477, 1109, 1961, 3327, 5883, 9981, 17649, 41033, 58777, 123099, 176331, 369297, 528993, 2174749, 6524247, 19572741]

約数ペア:

[(1, 19572741), (3, 6524247), (9, 2174749), (37, 528993), (53, 369297), (111, 176331), (159, 123099), (333, 58777), (477, 41033), (1109, 17649), (1961, 9981), (3327, 5883)]