28145986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{12421}}^1$

素因数の和:12537

約数の個数: 16

約数和(自身を含む): 46507968

約数和(自身を除く): 18361982

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 12421, 24842, 136631, 273262, 1279363, 2558726, 14072993, 28145986]

約数ペア:

[(1, 28145986), (2, 14072993), (11, 2558726), (22, 1279363), (103, 273262), (206, 136631), (1133, 24842), (2266, 12421)]