1679244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19991}}^1$

素因数の和:20005

約数の個数: 24

約数和(自身を含む): 4478208

約数和(自身を除く): 2798964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 19991, 39982, 59973, 79964, 119946, 139937, 239892, 279874, 419811, 559748, 839622, 1679244]

約数ペア:

[(1, 1679244), (2, 839622), (3, 559748), (4, 419811), (6, 279874), (7, 239892), (12, 139937), (14, 119946), (21, 79964), (28, 59973), (42, 39982), (84, 19991)]