20712048

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61643}}^1$

素因数の和:61661

約数の個数: 40

約数和(自身を含む): 61150848

約数和(自身を除く): 40438800

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 61643, 123286, 184929, 246572, 369858, 431501, 493144, 739716, 863002, 986288, 1294503, 1479432, 1726004, 2589006, 2958864, 3452008, 5178012, 6904016, 10356024, 20712048]

約数ペア:

[(1, 20712048), (2, 10356024), (3, 6904016), (4, 5178012), (6, 3452008), (7, 2958864), (8, 2589006), (12, 1726004), (14, 1479432), (16, 1294503), (21, 986288), (24, 863002), (28, 739716), (42, 493144), (48, 431501), (56, 369858), (84, 246572), (112, 184929), (168, 123286), (336, 61643)]