31643728

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{20389}}^1$

素因数の和:20494

約数の個数: 20

約数和(自身を含む): 61944820

約数和(自身を除く): 30301092

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 20389, 40778, 81556, 163112, 326224, 1977733, 3955466, 7910932, 15821864, 31643728]

約数ペア:

[(1, 31643728), (2, 15821864), (4, 7910932), (8, 3955466), (16, 1977733), (97, 326224), (194, 163112), (388, 81556), (776, 40778), (1552, 20389)]