20261478

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{157}}^2$

素因数の和:456

約数の個数: 24

約数和(自身を含む): 41080392

約数和(自身を除く): 20818914

約数列:

[1, 2, 3, 6, 137, 157, 274, 314, 411, 471, 822, 942, 21509, 24649, 43018, 49298, 64527, 73947, 129054, 147894, 3376913, 6753826, 10130739, 20261478]

約数ペア:

[(1, 20261478), (2, 10130739), (3, 6753826), (6, 3376913), (137, 147894), (157, 129054), (274, 73947), (314, 64527), (411, 49298), (471, 43018), (822, 24649), (942, 21509)]