18989832973

素因数分解:

${\mathrm{37}}^2\times {\mathrm{2039}}^1\times {\mathrm{6803}}^1$

素因数の和:8916

約数の個数: 12

約数和(自身を含む): 19529385120

約数和(自身を除く): 539552147

約数列:

[1, 37, 1369, 2039, 6803, 75443, 251711, 2791391, 9313307, 13871317, 513238729, 18989832973]

約数ペア:

[(1, 18989832973), (37, 513238729), (1369, 13871317), (2039, 9313307), (6803, 2791391), (75443, 251711)]