19731217

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{467}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 22643712

約数和(自身を除く): 2912495

約数列:

[1, 11, 23, 167, 253, 467, 1837, 3841, 5137, 10741, 42251, 77989, 118151, 857879, 1793747, 19731217]

約数ペア:

[(1, 19731217), (11, 1793747), (23, 857879), (167, 118151), (253, 77989), (467, 42251), (1837, 10741), (3841, 5137)]