16947580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65183}}^1$

素因数の和:65205

約数の個数: 24

約数和(自身を含む): 38328192

約数和(自身を除く): 21380612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 65183, 130366, 260732, 325915, 651830, 847379, 1303660, 1694758, 3389516, 4236895, 8473790, 16947580]

約数ペア:

[(1, 16947580), (2, 8473790), (4, 4236895), (5, 3389516), (10, 1694758), (13, 1303660), (20, 847379), (26, 651830), (52, 325915), (65, 260732), (130, 130366), (260, 65183)]