22040837

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{4943}}^1$

素因数の和:4977

約数の個数: 16

約数和(自身を含む): 27686400

約数和(自身を除く): 5645563

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 4943, 34601, 64259, 242207, 449813, 1695449, 3148691, 22040837]

約数ペア:

[(1, 22040837), (7, 3148691), (13, 1695449), (49, 449813), (91, 242207), (343, 64259), (637, 34601), (4459, 4943)]