20216506219

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{12697}}^1\times {\mathrm{17497}}^1$

素因数の和:30214

約数の個数: 16

約数和(自身を含む): 24885235648

約数和(自身を除く): 4668729429

約数列:

[1, 7, 13, 91, 12697, 17497, 88879, 122479, 165061, 227461, 1155427, 1592227, 222159409, 1555115863, 2888072317, 20216506219]

約数ペア:

[(1, 20216506219), (7, 2888072317), (13, 1555115863), (91, 222159409), (12697, 1592227), (17497, 1155427), (88879, 227461), (122479, 165061)]