20683854

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1063}}^1$

素因数の和:1141

約数の個数: 48

約数和(自身を含む): 47803392

約数和(自身を除く): 27119538

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 47, 69, 94, 138, 141, 207, 282, 414, 423, 846, 1063, 1081, 2126, 2162, 3189, 3243, 6378, 6486, 9567, 9729, 19134, 19458, 24449, 48898, 49961, 73347, 99922, 146694, 149883, 220041, 299766, 440082, 449649, 899298, 1149103, 2298206, 3447309, 6894618, 10341927, 20683854]

約数ペア:

[(1, 20683854), (2, 10341927), (3, 6894618), (6, 3447309), (9, 2298206), (18, 1149103), (23, 899298), (46, 449649), (47, 440082), (69, 299766), (94, 220041), (138, 149883), (141, 146694), (207, 99922), (282, 73347), (414, 49961), (423, 48898), (846, 24449), (1063, 19458), (1081, 19134), (2126, 9729), (2162, 9567), (3189, 6486), (3243, 6378)]