20965434

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2459}}^1$

素因数の和:2507

約数の個数: 48

約数和(自身を含む): 50479200

約数和(自身を除く): 29513766

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 49, 58, 87, 98, 147, 174, 203, 294, 406, 609, 1218, 1421, 2459, 2842, 4263, 4918, 7377, 8526, 14754, 17213, 34426, 51639, 71311, 103278, 120491, 142622, 213933, 240982, 361473, 427866, 499177, 722946, 998354, 1497531, 2995062, 3494239, 6988478, 10482717, 20965434]

約数ペア:

[(1, 20965434), (2, 10482717), (3, 6988478), (6, 3494239), (7, 2995062), (14, 1497531), (21, 998354), (29, 722946), (42, 499177), (49, 427866), (58, 361473), (87, 240982), (98, 213933), (147, 142622), (174, 120491), (203, 103278), (294, 71311), (406, 51639), (609, 34426), (1218, 17213), (1421, 14754), (2459, 8526), (2842, 7377), (4263, 4918)]