20709348

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1039}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 53114880

約数和(自身を除く): 32405532

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 151, 302, 453, 604, 906, 1039, 1661, 1812, 2078, 3117, 3322, 4156, 4983, 6234, 6644, 9966, 11429, 12468, 19932, 22858, 34287, 45716, 68574, 137148, 156889, 313778, 470667, 627556, 941334, 1725779, 1882668, 3451558, 5177337, 6903116, 10354674, 20709348]

約数ペア:

[(1, 20709348), (2, 10354674), (3, 6903116), (4, 5177337), (6, 3451558), (11, 1882668), (12, 1725779), (22, 941334), (33, 627556), (44, 470667), (66, 313778), (132, 156889), (151, 137148), (302, 68574), (453, 45716), (604, 34287), (906, 22858), (1039, 19932), (1661, 12468), (1812, 11429), (2078, 9966), (3117, 6644), (3322, 6234), (4156, 4983)]