19767039

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 29113344

約数和(自身を除く): 9346305

約数列:

[1, 3, 17, 51, 53, 71, 103, 159, 213, 309, 901, 1207, 1751, 2703, 3621, 3763, 5253, 5459, 7313, 11289, 16377, 21939, 63971, 92803, 124321, 191913, 278409, 372963, 387589, 1162767, 6589013, 19767039]

約数ペア:

[(1, 19767039), (3, 6589013), (17, 1162767), (51, 387589), (53, 372963), (71, 278409), (103, 191913), (159, 124321), (213, 92803), (309, 63971), (901, 21939), (1207, 16377), (1751, 11289), (2703, 7313), (3621, 5459), (3763, 5253)]