19920888

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21283}}^1$

素因数の和:21308

約数の個数: 48

約数和(自身を含む): 58105320

約数和(自身を除く): 38184432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 21283, 42566, 63849, 85132, 127698, 170264, 191547, 255396, 276679, 383094, 510792, 553358, 766188, 830037, 1106716, 1532376, 1660074, 2213432, 2490111, 3320148, 4980222, 6640296, 9960444, 19920888]

約数ペア:

[(1, 19920888), (2, 9960444), (3, 6640296), (4, 4980222), (6, 3320148), (8, 2490111), (9, 2213432), (12, 1660074), (13, 1532376), (18, 1106716), (24, 830037), (26, 766188), (36, 553358), (39, 510792), (52, 383094), (72, 276679), (78, 255396), (104, 191547), (117, 170264), (156, 127698), (234, 85132), (312, 63849), (468, 42566), (936, 21283)]