20888948829

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1123}}^1\times {\mathrm{28573}}^1$

素因数の和:29737

約数の個数: 32

約数和(自身を含む): 32887988224

約数和(自身を除く): 11999039395

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 1123, 3369, 7861, 23583, 28573, 34813, 85719, 104439, 200011, 243691, 600033, 731073, 885763, 2657289, 6200341, 18601023, 32087479, 96262437, 224612353, 673837059, 994711849, 2984135547, 6962982943, 20888948829]

約数ペア:

[(1, 20888948829), (3, 6962982943), (7, 2984135547), (21, 994711849), (31, 673837059), (93, 224612353), (217, 96262437), (651, 32087479), (1123, 18601023), (3369, 6200341), (7861, 2657289), (23583, 885763), (28573, 731073), (34813, 600033), (85719, 243691), (104439, 200011)]