20364944

素因数分解:

$2^4\times {\mathrm{797}}^1\times {\mathrm{1597}}^1$

素因数の和:2402

約数の個数: 20

約数和(自身を含む): 39531324

約数和(自身を除く): 19166380

約数列:

[1, 2, 4, 8, 16, 797, 1594, 1597, 3188, 3194, 6376, 6388, 12752, 12776, 25552, 1272809, 2545618, 5091236, 10182472, 20364944]

約数ペア:

[(1, 20364944), (2, 10182472), (4, 5091236), (8, 2545618), (16, 1272809), (797, 25552), (1594, 12776), (1597, 12752), (3188, 6388), (3194, 6376)]