20957034

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{498977}}^1$

素因数の和:498989

約数の個数: 16

約数和(自身を含む): 47901888

約数和(自身を除く): 26944854

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 498977, 997954, 1496931, 2993862, 3492839, 6985678, 10478517, 20957034]

約数ペア:

[(1, 20957034), (2, 10478517), (3, 6985678), (6, 3492839), (7, 2993862), (14, 1496931), (21, 997954), (42, 498977)]