20348214663

素因数分解:

$3^1\times 7^3\times {\mathrm{19774747}}^1$

素因数の和:19774771

約数の個数: 16

約数和(自身を含む): 31639596800

約数和(自身を除く): 11291382137

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 19774747, 59324241, 138423229, 415269687, 968962603, 2906887809, 6782738221, 20348214663]

約数ペア:

[(1, 20348214663), (3, 6782738221), (7, 2906887809), (21, 968962603), (49, 415269687), (147, 138423229), (343, 59324241), (1029, 19774747)]