20768244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{247241}}^1$

素因数の和:247255

約数の個数: 24

約数和(自身を含む): 55382208

約数和(自身を除く): 34613964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 247241, 494482, 741723, 988964, 1483446, 1730687, 2966892, 3461374, 5192061, 6922748, 10384122, 20768244]

約数ペア:

[(1, 20768244), (2, 10384122), (3, 6922748), (4, 5192061), (6, 3461374), (7, 2966892), (12, 1730687), (14, 1483446), (21, 988964), (28, 741723), (42, 494482), (84, 247241)]