19790277

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11801}}^1$

素因数の和:11860

約数の個数: 16

約数和(自身を含む): 29080128

約数和(自身を除く): 9289851

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 11801, 35403, 153413, 460239, 507443, 1522329, 6596759, 19790277]

約数ペア:

[(1, 19790277), (3, 6596759), (13, 1522329), (39, 507443), (43, 460239), (129, 153413), (559, 35403), (1677, 11801)]