20565373017

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{38749}}^1$

素因数の和:39085

約数の個数: 32

約数和(自身を含む): 31744000000

約数和(自身を除く): 11178626983

約数列:

[1, 3, 7, 21, 127, 199, 381, 597, 889, 1393, 2667, 4179, 25273, 38749, 75819, 116247, 176911, 271243, 530733, 813729, 4921123, 7711051, 14763369, 23133153, 34447861, 53977357, 103343583, 161932071, 979303477, 2937910431, 6855124339, 20565373017]

約数ペア:

[(1, 20565373017), (3, 6855124339), (7, 2937910431), (21, 979303477), (127, 161932071), (199, 103343583), (381, 53977357), (597, 34447861), (889, 23133153), (1393, 14763369), (2667, 7711051), (4179, 4921123), (25273, 813729), (38749, 530733), (75819, 271243), (116247, 176911)]