19389528

素因数分解:

$2^3\times 3^2\times {\mathrm{197}}^1\times {\mathrm{1367}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 52818480

約数和(自身を除く): 33428952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 197, 394, 591, 788, 1182, 1367, 1576, 1773, 2364, 2734, 3546, 4101, 4728, 5468, 7092, 8202, 10936, 12303, 14184, 16404, 24606, 32808, 49212, 98424, 269299, 538598, 807897, 1077196, 1615794, 2154392, 2423691, 3231588, 4847382, 6463176, 9694764, 19389528]

約数ペア:

[(1, 19389528), (2, 9694764), (3, 6463176), (4, 4847382), (6, 3231588), (8, 2423691), (9, 2154392), (12, 1615794), (18, 1077196), (24, 807897), (36, 538598), (72, 269299), (197, 98424), (394, 49212), (591, 32808), (788, 24606), (1182, 16404), (1367, 14184), (1576, 12303), (1773, 10936), (2364, 8202), (2734, 7092), (3546, 5468), (4101, 4728)]