20339264

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:363

約数の個数: 56

約数和(自身を含む): 44549568

約数和(自身を除く): 24210304

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 167, 173, 176, 334, 346, 352, 668, 692, 704, 1336, 1384, 1837, 1903, 2672, 2768, 3674, 3806, 5344, 5536, 7348, 7612, 10688, 11072, 14696, 15224, 28891, 29392, 30448, 57782, 58784, 60896, 115564, 117568, 121792, 231128, 317801, 462256, 635602, 924512, 1271204, 1849024, 2542408, 5084816, 10169632, 20339264]

約数ペア:

[(1, 20339264), (2, 10169632), (4, 5084816), (8, 2542408), (11, 1849024), (16, 1271204), (22, 924512), (32, 635602), (44, 462256), (64, 317801), (88, 231128), (167, 121792), (173, 117568), (176, 115564), (334, 60896), (346, 58784), (352, 57782), (668, 30448), (692, 29392), (704, 28891), (1336, 15224), (1384, 14696), (1837, 11072), (1903, 10688), (2672, 7612), (2768, 7348), (3674, 5536), (3806, 5344)]