20183785468

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1394293}}^1$

素因数の和:1394362

約数の個数: 48

約数和(自身を含む): 44974347264

約数和(自身を除く): 24790561796

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 308, 329, 517, 658, 1034, 1316, 2068, 3619, 7238, 14476, 1394293, 2788586, 5577172, 9760051, 15337223, 19520102, 30674446, 39040204, 61348892, 65531771, 107360561, 131063542, 214721122, 262127084, 429442244, 458722397, 720849481, 917444794, 1441698962, 1834889588, 2883397924, 5045946367, 10091892734, 20183785468]

約数ペア:

[(1, 20183785468), (2, 10091892734), (4, 5045946367), (7, 2883397924), (11, 1834889588), (14, 1441698962), (22, 917444794), (28, 720849481), (44, 458722397), (47, 429442244), (77, 262127084), (94, 214721122), (154, 131063542), (188, 107360561), (308, 65531771), (329, 61348892), (517, 39040204), (658, 30674446), (1034, 19520102), (1316, 15337223), (2068, 9760051), (3619, 5577172), (7238, 2788586), (14476, 1394293)]