19400901

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3917}}^1$

素因数の和:4060

約数の個数: 16

約数和(自身を含む): 28084224

約数和(自身を除く): 8683323

約数列:

[1, 3, 13, 39, 127, 381, 1651, 3917, 4953, 11751, 50921, 152763, 497459, 1492377, 6466967, 19400901]

約数ペア:

[(1, 19400901), (3, 6466967), (13, 1492377), (39, 497459), (127, 152763), (381, 50921), (1651, 11751), (3917, 4953)]