20143293891

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{853}}^1\times {\mathrm{27427}}^1$

素因数の和:28331

約数の個数: 32

約数和(自身を含む): 31481200128

約数和(自身を除く): 11337906237

約数列:

[1, 3, 7, 21, 41, 123, 287, 853, 861, 2559, 5971, 17913, 27427, 34973, 82281, 104919, 191989, 244811, 575967, 734433, 1124507, 3373521, 7871549, 23395231, 23614647, 70185693, 163766617, 491299851, 959204471, 2877613413, 6714431297, 20143293891]

約数ペア:

[(1, 20143293891), (3, 6714431297), (7, 2877613413), (21, 959204471), (41, 491299851), (123, 163766617), (287, 70185693), (853, 23614647), (861, 23395231), (2559, 7871549), (5971, 3373521), (17913, 1124507), (27427, 734433), (34973, 575967), (82281, 244811), (104919, 191989)]