18873872

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{12161}}^1$

素因数の和:12266

約数の個数: 20

約数和(自身を含む): 36948156

約数和(自身を除く): 18074284

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 12161, 24322, 48644, 97288, 194576, 1179617, 2359234, 4718468, 9436936, 18873872]

約数ペア:

[(1, 18873872), (2, 9436936), (4, 4718468), (8, 2359234), (16, 1179617), (97, 194576), (194, 97288), (388, 48644), (776, 24322), (1552, 12161)]