20185564245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{11597}}^1$

素因数の和:11771

約数の個数: 96

約数和(自身を含む): 40870980864

約数和(自身を除く): 20685416619

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 121, 137, 165, 231, 363, 385, 411, 605, 685, 847, 959, 1155, 1507, 1815, 2055, 2541, 2877, 4235, 4521, 4795, 7535, 10549, 11597, 12705, 14385, 16577, 22605, 31647, 34791, 49731, 52745, 57985, 81179, 82885, 116039, 127567, 158235, 173955, 243537, 248655, 348117, 382701, 405895, 580195, 637835, 892969, 1217685, 1403237, 1588789, 1740585, 1913505, 2678907, 4209711, 4464845, 4766367, 7016185, 7943945, 9822659, 11121523, 13394535, 17476679, 21048555, 23831835, 29467977, 33364569, 49113295, 52430037, 55607615, 87383395, 122336753, 147339885, 166822845, 192243469, 262150185, 367010259, 576730407, 611683765, 961217345, 1345704283, 1835051295, 2883652035, 4037112849, 6728521415, 20185564245]

約数ペア:

[(1, 20185564245), (3, 6728521415), (5, 4037112849), (7, 2883652035), (11, 1835051295), (15, 1345704283), (21, 961217345), (33, 611683765), (35, 576730407), (55, 367010259), (77, 262150185), (105, 192243469), (121, 166822845), (137, 147339885), (165, 122336753), (231, 87383395), (363, 55607615), (385, 52430037), (411, 49113295), (605, 33364569), (685, 29467977), (847, 23831835), (959, 21048555), (1155, 17476679), (1507, 13394535), (1815, 11121523), (2055, 9822659), (2541, 7943945), (2877, 7016185), (4235, 4766367), (4521, 4464845), (4795, 4209711), (7535, 2678907), (10549, 1913505), (11597, 1740585), (12705, 1588789), (14385, 1403237), (16577, 1217685), (22605, 892969), (31647, 637835), (34791, 580195), (49731, 405895), (52745, 382701), (57985, 348117), (81179, 248655), (82885, 243537), (116039, 173955), (127567, 158235)]