20020236439

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1103}}^1\times {\mathrm{1201}}^1$

素因数の和:2455

約数の個数: 32

約数和(自身を含む): 24459411456

約数和(自身を除く): 4439175017

約数列:

[1, 7, 17, 119, 127, 889, 1103, 1201, 2159, 7721, 8407, 15113, 18751, 20417, 131257, 140081, 142919, 152527, 980567, 1067689, 1324703, 2381377, 2592959, 9272921, 16669639, 18150713, 22519951, 157639657, 168237281, 1177660967, 2860033777, 20020236439]

約数ペア:

[(1, 20020236439), (7, 2860033777), (17, 1177660967), (119, 168237281), (127, 157639657), (889, 22519951), (1103, 18150713), (1201, 16669639), (2159, 9272921), (7721, 2592959), (8407, 2381377), (15113, 1324703), (18751, 1067689), (20417, 980567), (131257, 152527), (140081, 142919)]