19933912

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{31541}}^1$

素因数の和:31626

約数の個数: 16

約数和(自身を含む): 37850400

約数和(自身を除く): 17916488

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 31541, 63082, 126164, 252328, 2491739, 4983478, 9966956, 19933912]

約数ペア:

[(1, 19933912), (2, 9966956), (4, 4983478), (8, 2491739), (79, 252328), (158, 126164), (316, 63082), (632, 31541)]