1388405962

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{185467}}^1$

素因数の和:185685

約数の個数: 16

約数和(自身を含む): 2203359840

約数和(自身を除く): 814953878

約数列:

[1, 2, 19, 38, 197, 394, 3743, 7486, 185467, 370934, 3523873, 7047746, 36536999, 73073998, 694202981, 1388405962]

約数ペア:

[(1, 1388405962), (2, 694202981), (19, 73073998), (38, 36536999), (197, 7047746), (394, 3523873), (3743, 370934), (7486, 185467)]