20618301572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{877}}^1\times {\mathrm{1531}}^1$

素因数の和:2772

約数の個数: 48

約数和(自身を含む): 39545822400

約数和(自身を除く): 18927520828

約数列:

[1, 2, 4, 11, 22, 44, 349, 698, 877, 1396, 1531, 1754, 3062, 3508, 3839, 6124, 7678, 9647, 15356, 16841, 19294, 33682, 38588, 67364, 306073, 534319, 612146, 1068638, 1224292, 1342687, 2137276, 2685374, 3366803, 5370748, 5877509, 6733606, 11755018, 13467212, 14769557, 23510036, 29539114, 59078228, 468597763, 937195526, 1874391052, 5154575393, 10309150786, 20618301572]

約数ペア:

[(1, 20618301572), (2, 10309150786), (4, 5154575393), (11, 1874391052), (22, 937195526), (44, 468597763), (349, 59078228), (698, 29539114), (877, 23510036), (1396, 14769557), (1531, 13467212), (1754, 11755018), (3062, 6733606), (3508, 5877509), (3839, 5370748), (6124, 3366803), (7678, 2685374), (9647, 2137276), (15356, 1342687), (16841, 1224292), (19294, 1068638), (33682, 612146), (38588, 534319), (67364, 306073)]