20526261

素因数分解:

$3^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{2579}}^1$

素因数の和:2968

約数の個数: 16

約数和(自身を含む): 31372800

約数和(自身を除く): 10846539

約数列:

[1, 3, 7, 21, 379, 1137, 2579, 2653, 7737, 7959, 18053, 54159, 977441, 2932323, 6842087, 20526261]

約数ペア:

[(1, 20526261), (3, 6842087), (7, 2932323), (21, 977441), (379, 54159), (1137, 18053), (2579, 7959), (2653, 7737)]