28006528

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{19891}}^1$

素因数の和:19916

約数の個数: 32

約数和(自身を含む): 60869520

約数和(自身を除く): 32862992

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 19891, 39782, 79564, 159128, 218801, 318256, 437602, 636512, 875204, 1273024, 1750408, 2546048, 3500816, 7001632, 14003264, 28006528]

約数ペア:

[(1, 28006528), (2, 14003264), (4, 7001632), (8, 3500816), (11, 2546048), (16, 1750408), (22, 1273024), (32, 875204), (44, 636512), (64, 437602), (88, 318256), (128, 218801), (176, 159128), (352, 79564), (704, 39782), (1408, 19891)]