20254892

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{16823}}^1$

素因数の和:16877

約数の個数: 24

約数和(自身を含む): 41454336

約数和(自身を除く): 21199444

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 16823, 33646, 67292, 117761, 235522, 471044, 723389, 1446778, 2893556, 5063723, 10127446, 20254892]

約数ペア:

[(1, 20254892), (2, 10127446), (4, 5063723), (7, 2893556), (14, 1446778), (28, 723389), (43, 471044), (86, 235522), (172, 117761), (301, 67292), (602, 33646), (1204, 16823)]