20317242

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7159}}^1$

素因数の和:7218

約数の個数: 32

約数和(自身を含む): 45365760

約数和(自身を除く): 25048518

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 129, 258, 473, 946, 1419, 2838, 7159, 14318, 21477, 42954, 78749, 157498, 236247, 307837, 472494, 615674, 923511, 1847022, 3386207, 6772414, 10158621, 20317242]

約数ペア:

[(1, 20317242), (2, 10158621), (3, 6772414), (6, 3386207), (11, 1847022), (22, 923511), (33, 615674), (43, 472494), (66, 307837), (86, 236247), (129, 157498), (258, 78749), (473, 42954), (946, 21477), (1419, 14318), (2838, 7159)]