20341764333

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{321553}}^1$

素因数の和:321647

約数の個数: 40

約数和(自身を含む): 33616541376

約数和(自身を除く): 13274777043

約数列:

[1, 3, 9, 11, 27, 33, 71, 81, 99, 213, 297, 639, 781, 891, 1917, 2343, 5751, 7029, 21087, 63261, 321553, 964659, 2893977, 3537083, 8681931, 10611249, 22830263, 26045793, 31833747, 68490789, 95501241, 205472367, 251132893, 286503723, 616417101, 753398679, 1849251303, 2260196037, 6780588111, 20341764333]

約数ペア:

[(1, 20341764333), (3, 6780588111), (9, 2260196037), (11, 1849251303), (27, 753398679), (33, 616417101), (71, 286503723), (81, 251132893), (99, 205472367), (213, 95501241), (297, 68490789), (639, 31833747), (781, 26045793), (891, 22830263), (1917, 10611249), (2343, 8681931), (5751, 3537083), (7029, 2893977), (21087, 964659), (63261, 321553)]