20197599359

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1\times {\mathrm{81533}}^1$

素因数の和:82406

約数の個数: 16

約数和(自身を含む): 23648773632

約数和(自身を除く): 3451174273

約数列:

[1, 7, 43, 301, 823, 5761, 35389, 81533, 247723, 570731, 3505919, 24541433, 67101659, 469711613, 2885371337, 20197599359]

約数ペア:

[(1, 20197599359), (7, 2885371337), (43, 469711613), (301, 67101659), (823, 24541433), (5761, 3505919), (35389, 570731), (81533, 247723)]