20796624

素因数分解:

$2^4\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1039}}^1$

素因数の和:1192

約数の個数: 60

約数和(自身を含む): 58676800

約数和(自身を除く): 37880176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 139, 144, 278, 417, 556, 834, 1039, 1112, 1251, 1668, 2078, 2224, 2502, 3117, 3336, 4156, 5004, 6234, 6672, 8312, 9351, 10008, 12468, 16624, 18702, 20016, 24936, 37404, 49872, 74808, 144421, 149616, 288842, 433263, 577684, 866526, 1155368, 1299789, 1733052, 2310736, 2599578, 3466104, 5199156, 6932208, 10398312, 20796624]

約数ペア:

[(1, 20796624), (2, 10398312), (3, 6932208), (4, 5199156), (6, 3466104), (8, 2599578), (9, 2310736), (12, 1733052), (16, 1299789), (18, 1155368), (24, 866526), (36, 577684), (48, 433263), (72, 288842), (139, 149616), (144, 144421), (278, 74808), (417, 49872), (556, 37404), (834, 24936), (1039, 20016), (1112, 18702), (1251, 16624), (1668, 12468), (2078, 10008), (2224, 9351), (2502, 8312), (3117, 6672), (3336, 6234), (4156, 5004)]