156789417872

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{23387443}}^1$

素因数の和:23387870

約数の個数: 20

約数和(自身を含む): 304504520880

約数和(自身を除く): 147715103008

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 3352, 6704, 23387443, 46774886, 93549772, 187099544, 374199088, 9799338617, 19598677234, 39197354468, 78394708936, 156789417872]

約数ペア:

[(1, 156789417872), (2, 78394708936), (4, 39197354468), (8, 19598677234), (16, 9799338617), (419, 374199088), (838, 187099544), (1676, 93549772), (3352, 46774886), (6704, 23387443)]