20809713022

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1\times {\mathrm{4099}}^1$

素因数の和:4465

約数の個数: 64

約数和(自身を含む): 38385446400

約数和(自身を除く): 17575733378

約数列:

[1, 2, 7, 14, 17, 34, 83, 119, 166, 238, 257, 514, 581, 1162, 1411, 1799, 2822, 3598, 4099, 4369, 8198, 8738, 9877, 19754, 21331, 28693, 30583, 42662, 57386, 61166, 69683, 139366, 149317, 298634, 340217, 362627, 487781, 680434, 725254, 975562, 1053443, 2106886, 2381519, 2538389, 4763038, 5076778, 5783689, 7374101, 11567378, 14748202, 17908531, 35817062, 40485823, 80971646, 87435769, 125359717, 174871538, 250719434, 612050383, 1224100766, 1486408073, 2972816146, 10404856511, 20809713022]

約数ペア:

[(1, 20809713022), (2, 10404856511), (7, 2972816146), (14, 1486408073), (17, 1224100766), (34, 612050383), (83, 250719434), (119, 174871538), (166, 125359717), (238, 87435769), (257, 80971646), (514, 40485823), (581, 35817062), (1162, 17908531), (1411, 14748202), (1799, 11567378), (2822, 7374101), (3598, 5783689), (4099, 5076778), (4369, 4763038), (8198, 2538389), (8738, 2381519), (9877, 2106886), (19754, 1053443), (21331, 975562), (28693, 725254), (30583, 680434), (42662, 487781), (57386, 362627), (61166, 340217), (69683, 298634), (139366, 149317)]