19292218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{673}}^1\times {\mathrm{1303}}^1$

素因数の和:1989

約数の個数: 16

約数和(自身を含む): 31640256

約数和(自身を除く): 12348038

約数列:

[1, 2, 11, 22, 673, 1303, 1346, 2606, 7403, 14333, 14806, 28666, 876919, 1753838, 9646109, 19292218]

約数ペア:

[(1, 19292218), (2, 9646109), (11, 1753838), (22, 876919), (673, 28666), (1303, 14806), (1346, 14333), (2606, 7403)]