20280265827

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{10009}}^1$

素因数の和:10307

約数の個数: 32

約数和(自身を含む): 28117689600

約数和(自身を除く): 7837423773

約数列:

[1, 3, 43, 113, 129, 139, 339, 417, 4859, 5977, 10009, 14577, 15707, 17931, 30027, 47121, 430387, 675401, 1131017, 1291161, 1391251, 2026203, 3393051, 4173753, 48633731, 59823793, 145901193, 157211363, 179471379, 471634089, 6760088609, 20280265827]

約数ペア:

[(1, 20280265827), (3, 6760088609), (43, 471634089), (113, 179471379), (129, 157211363), (139, 145901193), (339, 59823793), (417, 48633731), (4859, 4173753), (5977, 3393051), (10009, 2026203), (14577, 1391251), (15707, 1291161), (17931, 1131017), (30027, 675401), (47121, 430387)]