20199703239

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{1657}}^1\times {\mathrm{15569}}^1$

素因数の和:17264

約数の個数: 32

約数和(自身を含む): 30978072000

約数和(自身を除く): 10778368761

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 1657, 4971, 14913, 15569, 44739, 46707, 48053, 140121, 144159, 420363, 432477, 451501, 1297431, 1354503, 4063509, 12190527, 25797833, 77393499, 232180497, 696541491, 748137157, 2244411471, 6733234413, 20199703239]

約数ペア:

[(1, 20199703239), (3, 6733234413), (9, 2244411471), (27, 748137157), (29, 696541491), (87, 232180497), (261, 77393499), (783, 25797833), (1657, 12190527), (4971, 4063509), (14913, 1354503), (15569, 1297431), (44739, 451501), (46707, 432477), (48053, 420363), (140121, 144159)]