19917105

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102139}}^1$

素因数の和:102160

約数の個数: 16

約数和(自身を含む): 34319040

約数和(自身を除く): 14401935

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 102139, 306417, 510695, 1327807, 1532085, 3983421, 6639035, 19917105]

約数ペア:

[(1, 19917105), (3, 6639035), (5, 3983421), (13, 1532085), (15, 1327807), (39, 510695), (65, 306417), (195, 102139)]