2001231145

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1\times {\mathrm{23911}}^1$

素因数の和:24816

約数の個数: 16

約数和(自身を含む): 2530846080

約数和(自身を除く): 529614935

約数列:

[1, 5, 19, 95, 881, 4405, 16739, 23911, 83695, 119555, 454309, 2271545, 21065591, 105327955, 400246229, 2001231145]

約数ペア:

[(1, 2001231145), (5, 400246229), (19, 105327955), (95, 21065591), (881, 2271545), (4405, 454309), (16739, 119555), (23911, 83695)]