20736056

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 45722880

約数和(自身を除く): 24986824

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 83, 88, 136, 166, 167, 187, 332, 334, 374, 664, 668, 748, 913, 1336, 1411, 1496, 1826, 1837, 2822, 2839, 3652, 3674, 5644, 5678, 7304, 7348, 11288, 11356, 13861, 14696, 15521, 22712, 27722, 31042, 31229, 55444, 62084, 62458, 110888, 124168, 124916, 152471, 235637, 249832, 304942, 471274, 609884, 942548, 1219768, 1885096, 2592007, 5184014, 10368028, 20736056]

約数ペア:

[(1, 20736056), (2, 10368028), (4, 5184014), (8, 2592007), (11, 1885096), (17, 1219768), (22, 942548), (34, 609884), (44, 471274), (68, 304942), (83, 249832), (88, 235637), (136, 152471), (166, 124916), (167, 124168), (187, 110888), (332, 62458), (334, 62084), (374, 55444), (664, 31229), (668, 31042), (748, 27722), (913, 22712), (1336, 15521), (1411, 14696), (1496, 13861), (1826, 11356), (1837, 11288), (2822, 7348), (2839, 7304), (3652, 5678), (3674, 5644)]