20803438645

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{34283}}^1$

素因数の和:34386

約数の個数: 48

約数和(自身を含む): 29547322560

約数和(自身を除く): 8743883915

約数列:

[1, 5, 11, 17, 55, 59, 85, 121, 187, 295, 605, 649, 935, 1003, 2057, 3245, 5015, 7139, 10285, 11033, 34283, 35695, 55165, 121363, 171415, 377113, 582811, 606815, 1885565, 2022697, 2914055, 4148243, 6410921, 10113485, 20741215, 22249667, 32054605, 34385849, 70520131, 111248335, 171929245, 244746337, 352600655, 378244339, 1223731685, 1891221695, 4160687729, 20803438645]

約数ペア:

[(1, 20803438645), (5, 4160687729), (11, 1891221695), (17, 1223731685), (55, 378244339), (59, 352600655), (85, 244746337), (121, 171929245), (187, 111248335), (295, 70520131), (605, 34385849), (649, 32054605), (935, 22249667), (1003, 20741215), (2057, 10113485), (3245, 6410921), (5015, 4148243), (7139, 2914055), (10285, 2022697), (11033, 1885565), (34283, 606815), (35695, 582811), (55165, 377113), (121363, 171415)]