19890124

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2099}}^1$

素因数の和:2229

約数の個数: 24

約数和(自身を含む): 36691200

約数和(自身を除く): 16801076

約数列:

[1, 2, 4, 23, 46, 92, 103, 206, 412, 2099, 2369, 4198, 4738, 8396, 9476, 48277, 96554, 193108, 216197, 432394, 864788, 4972531, 9945062, 19890124]

約数ペア:

[(1, 19890124), (2, 9945062), (4, 4972531), (23, 864788), (46, 432394), (92, 216197), (103, 193108), (206, 96554), (412, 48277), (2099, 9476), (2369, 8396), (4198, 4738)]