20422278

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{21407}}^1$

素因数の和:21468

約数の個数: 24

約数和(自身を含む): 45085248

約数和(自身を除く): 24662970

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 21407, 42814, 64221, 128442, 192663, 385326, 1134571, 2269142, 3403713, 6807426, 10211139, 20422278]

約数ペア:

[(1, 20422278), (2, 10211139), (3, 6807426), (6, 3403713), (9, 2269142), (18, 1134571), (53, 385326), (106, 192663), (159, 128442), (318, 64221), (477, 42814), (954, 21407)]