20645378

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{3593}}^1$

素因数の和:3638

約数の個数: 24

約数和(自身を含む): 35515908

約数和(自身を除く): 14870530

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 338, 442, 2873, 3593, 5746, 7186, 46709, 61081, 93418, 122162, 607217, 794053, 1214434, 1588106, 10322689, 20645378]

約数ペア:

[(1, 20645378), (2, 10322689), (13, 1588106), (17, 1214434), (26, 794053), (34, 607217), (169, 122162), (221, 93418), (338, 61081), (442, 46709), (2873, 7186), (3593, 5746)]