20643048286

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{86735497}}^1$

素因数の和:86735523

約数の個数: 16

約数和(自身を含む): 37469735136

約数和(自身を除く): 16826686850

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 86735497, 173470994, 607148479, 1214296958, 1474503449, 2949006898, 10321524143, 20643048286]

約数ペア:

[(1, 20643048286), (2, 10321524143), (7, 2949006898), (14, 1474503449), (17, 1214296958), (34, 607148479), (119, 173470994), (238, 86735497)]