20036247

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12391}}^1$

素因数の和:12419

約数の個数: 24

約数和(自身を含む): 33904512

約数和(自身を除く): 13868265

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 12391, 37173, 86737, 136301, 260211, 408903, 607159, 954107, 1821477, 2862321, 6678749, 20036247]

約数ペア:

[(1, 20036247), (3, 6678749), (7, 2862321), (11, 1821477), (21, 954107), (33, 607159), (49, 408903), (77, 260211), (147, 136301), (231, 86737), (539, 37173), (1617, 12391)]