20197951209

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{44004251}}^1$

素因数の和:44004277

約数の個数: 16

約数和(自身を含む): 31683061440

約数和(自身を除く): 11485110231

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 44004251, 132012753, 396038259, 748072267, 1188114777, 2244216801, 6732650403, 20197951209]

約数ペア:

[(1, 20197951209), (3, 6732650403), (9, 2244216801), (17, 1188114777), (27, 748072267), (51, 396038259), (153, 132012753), (459, 44004251)]