20001436

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{54949}}^1$

素因数の和:54973

約数の個数: 24

約数和(自身を含む): 43080800

約数和(自身を除く): 23079364

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 54949, 109898, 219796, 384643, 714337, 769286, 1428674, 1538572, 2857348, 5000359, 10000718, 20001436]

約数ペア:

[(1, 20001436), (2, 10000718), (4, 5000359), (7, 2857348), (13, 1538572), (14, 1428674), (26, 769286), (28, 714337), (52, 384643), (91, 219796), (182, 109898), (364, 54949)]