20739968207

素因数分解:

$7^1\times {\mathrm{349}}^1\times {\mathrm{1447}}^1\times {\mathrm{5867}}^1$

素因数の和:7670

約数の個数: 16

約数和(自身を含む): 23791219200

約数和(自身を除く): 3051250993

約数列:

[1, 7, 349, 1447, 2443, 5867, 10129, 41069, 505003, 2047583, 3535021, 8489549, 14333081, 59426843, 2962852601, 20739968207]

約数ペア:

[(1, 20739968207), (7, 2962852601), (349, 59426843), (1447, 14333081), (2443, 8489549), (5867, 3535021), (10129, 2047583), (41069, 505003)]