25691198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{2029}}^1$

素因数の和:2531

約数の個数: 16

約数和(自身を含む): 41606880

約数和(自身を除く): 15915682

約数列:

[1, 2, 13, 26, 487, 974, 2029, 4058, 6331, 12662, 26377, 52754, 988123, 1976246, 12845599, 25691198]

約数ペア:

[(1, 25691198), (2, 12845599), (13, 1976246), (26, 988123), (487, 52754), (974, 26377), (2029, 12662), (4058, 6331)]