20808821035

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{1613}}^1\times {\mathrm{23671}}^1$

素因数の和:25398

約数の個数: 16

約数和(自身を含む): 25216361280

約数和(自身を除く): 4407540245

約数列:

[1, 5, 109, 545, 1613, 8065, 23671, 118355, 175817, 879085, 2580139, 12900695, 38181323, 190906615, 4161764207, 20808821035]

約数ペア:

[(1, 20808821035), (5, 4161764207), (109, 190906615), (545, 38181323), (1613, 12900695), (8065, 2580139), (23671, 879085), (118355, 175817)]