19754172

素因数分解:

$2^2\times 3^3\times {\mathrm{317}}^1\times {\mathrm{577}}^1$

素因数の和:907

約数の個数: 48

約数和(自身を含む): 51465120

約数和(自身を除く): 31710948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 317, 577, 634, 951, 1154, 1268, 1731, 1902, 2308, 2853, 3462, 3804, 5193, 5706, 6924, 8559, 10386, 11412, 15579, 17118, 20772, 31158, 34236, 62316, 182909, 365818, 548727, 731636, 1097454, 1646181, 2194908, 3292362, 4938543, 6584724, 9877086, 19754172]

約数ペア:

[(1, 19754172), (2, 9877086), (3, 6584724), (4, 4938543), (6, 3292362), (9, 2194908), (12, 1646181), (18, 1097454), (27, 731636), (36, 548727), (54, 365818), (108, 182909), (317, 62316), (577, 34236), (634, 31158), (951, 20772), (1154, 17118), (1268, 15579), (1731, 11412), (1902, 10386), (2308, 8559), (2853, 6924), (3462, 5706), (3804, 5193)]