20509896

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{77689}}^1$

素因数の和:77709

約数の個数: 32

約数和(自身を含む): 55936800

約数和(自身を除く): 35426904

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 77689, 155378, 233067, 310756, 466134, 621512, 854579, 932268, 1709158, 1864536, 2563737, 3418316, 5127474, 6836632, 10254948, 20509896]

約数ペア:

[(1, 20509896), (2, 10254948), (3, 6836632), (4, 5127474), (6, 3418316), (8, 2563737), (11, 1864536), (12, 1709158), (22, 932268), (24, 854579), (33, 621512), (44, 466134), (66, 310756), (88, 233067), (132, 155378), (264, 77689)]