20325424

素因数分解:

$2^4\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1049}}^1$

素因数の和:1237

約数の個数: 40

約数和(自身を含む): 45309600

約数和(自身を除く): 24984176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 173, 346, 692, 1049, 1211, 1384, 2098, 2422, 2768, 4196, 4844, 7343, 8392, 9688, 14686, 16784, 19376, 29372, 58744, 117488, 181477, 362954, 725908, 1270339, 1451816, 2540678, 2903632, 5081356, 10162712, 20325424]

約数ペア:

[(1, 20325424), (2, 10162712), (4, 5081356), (7, 2903632), (8, 2540678), (14, 1451816), (16, 1270339), (28, 725908), (56, 362954), (112, 181477), (173, 117488), (346, 58744), (692, 29372), (1049, 19376), (1211, 16784), (1384, 14686), (2098, 9688), (2422, 8392), (2768, 7343), (4196, 4844)]