19510790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{150083}}^1$

素因数の和:150103

約数の個数: 16

約数和(自身を含む): 37821168

約数和(自身を除く): 18310378

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 150083, 300166, 750415, 1500830, 1951079, 3902158, 9755395, 19510790]

約数ペア:

[(1, 19510790), (2, 9755395), (5, 3902158), (10, 1951079), (13, 1500830), (26, 750415), (65, 300166), (130, 150083)]