20793942

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1559}}^1$

素因数の和:1602

約数の個数: 64

約数和(自身を含む): 52416000

約数和(自身を除く): 31622058

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 114, 117, 171, 234, 247, 342, 351, 494, 513, 702, 741, 1026, 1482, 1559, 2223, 3118, 4446, 4677, 6669, 9354, 13338, 14031, 20267, 28062, 29621, 40534, 42093, 59242, 60801, 84186, 88863, 121602, 177726, 182403, 266589, 364806, 385073, 533178, 547209, 770146, 799767, 1094418, 1155219, 1599534, 2310438, 3465657, 6931314, 10396971, 20793942]

約数ペア:

[(1, 20793942), (2, 10396971), (3, 6931314), (6, 3465657), (9, 2310438), (13, 1599534), (18, 1155219), (19, 1094418), (26, 799767), (27, 770146), (38, 547209), (39, 533178), (54, 385073), (57, 364806), (78, 266589), (114, 182403), (117, 177726), (171, 121602), (234, 88863), (247, 84186), (342, 60801), (351, 59242), (494, 42093), (513, 40534), (702, 29621), (741, 28062), (1026, 20267), (1482, 14031), (1559, 13338), (2223, 9354), (3118, 6669), (4446, 4677)]