20615144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{739}}^1$

素因数の和:1073

約数の個数: 32

約数和(自身を含む): 42357600

約数和(自身を除く): 21742456

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 317, 634, 739, 1268, 1478, 2536, 2956, 3487, 5912, 6974, 8129, 13948, 16258, 27896, 32516, 65032, 234263, 468526, 937052, 1874104, 2576893, 5153786, 10307572, 20615144]

約数ペア:

[(1, 20615144), (2, 10307572), (4, 5153786), (8, 2576893), (11, 1874104), (22, 937052), (44, 468526), (88, 234263), (317, 65032), (634, 32516), (739, 27896), (1268, 16258), (1478, 13948), (2536, 8129), (2956, 6974), (3487, 5912)]