28139312

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{18131}}^1$

素因数の和:18236

約数の個数: 20

約数和(自身を含む): 55085016

約数和(自身を除く): 26945704

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 18131, 36262, 72524, 145048, 290096, 1758707, 3517414, 7034828, 14069656, 28139312]

約数ペア:

[(1, 28139312), (2, 14069656), (4, 7034828), (8, 3517414), (16, 1758707), (97, 290096), (194, 145048), (388, 72524), (776, 36262), (1552, 18131)]