20580406

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12149}}^1$

素因数の和:12180

約数の個数: 24

約数和(自身を含む): 38782800

約数和(自身を除く): 18202394

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 12149, 24298, 85043, 133639, 170086, 267278, 935473, 1470029, 1870946, 2940058, 10290203, 20580406]

約数ペア:

[(1, 20580406), (2, 10290203), (7, 2940058), (11, 1870946), (14, 1470029), (22, 935473), (77, 267278), (121, 170086), (154, 133639), (242, 85043), (847, 24298), (1694, 12149)]