20160723208

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1223939}}^1$

素因数の和:1224045

約数の個数: 32

約数和(自身を含む): 39655656000

約数和(自身を除く): 19494932792

約数列:

[1, 2, 4, 8, 29, 58, 71, 116, 142, 232, 284, 568, 2059, 4118, 8236, 16472, 1223939, 2447878, 4895756, 9791512, 35494231, 70988462, 86899669, 141976924, 173799338, 283953848, 347598676, 695197352, 2520090401, 5040180802, 10080361604, 20160723208]

約数ペア:

[(1, 20160723208), (2, 10080361604), (4, 5040180802), (8, 2520090401), (29, 695197352), (58, 347598676), (71, 283953848), (116, 173799338), (142, 141976924), (232, 86899669), (284, 70988462), (568, 35494231), (2059, 9791512), (4118, 4895756), (8236, 2447878), (16472, 1223939)]