19899144

素因数分解:

$2^3\times 3^2\times {\mathrm{191}}^1\times {\mathrm{1447}}^1$

素因数の和:1650

約数の個数: 48

約数和(自身を含む): 54213120

約数和(自身を除く): 34313976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 191, 382, 573, 764, 1146, 1447, 1528, 1719, 2292, 2894, 3438, 4341, 4584, 5788, 6876, 8682, 11576, 13023, 13752, 17364, 26046, 34728, 52092, 104184, 276377, 552754, 829131, 1105508, 1658262, 2211016, 2487393, 3316524, 4974786, 6633048, 9949572, 19899144]

約数ペア:

[(1, 19899144), (2, 9949572), (3, 6633048), (4, 4974786), (6, 3316524), (8, 2487393), (9, 2211016), (12, 1658262), (18, 1105508), (24, 829131), (36, 552754), (72, 276377), (191, 104184), (382, 52092), (573, 34728), (764, 26046), (1146, 17364), (1447, 13752), (1528, 13023), (1719, 11576), (2292, 8682), (2894, 6876), (3438, 5788), (4341, 4584)]