19738550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{30367}}^1$

素因数の和:30392

約数の個数: 24

約数和(自身を含む): 39539136

約数和(自身を除く): 19800586

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 30367, 60734, 151835, 303670, 394771, 759175, 789542, 1518350, 1973855, 3947710, 9869275, 19738550]

約数ペア:

[(1, 19738550), (2, 9869275), (5, 3947710), (10, 1973855), (13, 1518350), (25, 789542), (26, 759175), (50, 394771), (65, 303670), (130, 151835), (325, 60734), (650, 30367)]