19502587

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 23209200

約数和(自身を除く): 3706613

約数列:

[1, 13, 17, 29, 179, 221, 289, 377, 493, 2327, 3043, 3757, 5191, 6409, 8381, 39559, 51731, 67483, 88247, 108953, 672503, 1147211, 1500199, 19502587]

約数ペア:

[(1, 19502587), (13, 1500199), (17, 1147211), (29, 672503), (179, 108953), (221, 88247), (289, 67483), (377, 51731), (493, 39559), (2327, 8381), (3043, 6409), (3757, 5191)]