20404779531

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1\times {\mathrm{356123}}^1$

素因数の和:356466

約数の個数: 16

約数和(自身を含む): 27692202240

約数和(自身を除く): 7287422709

約数列:

[1, 3, 71, 213, 269, 807, 19099, 57297, 356123, 1068369, 25284733, 75854199, 95797087, 287391261, 6801593177, 20404779531]

約数ペア:

[(1, 20404779531), (3, 6801593177), (71, 287391261), (213, 95797087), (269, 75854199), (807, 25284733), (19099, 1068369), (57297, 356123)]