19679044

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{353}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 43295616

約数和(自身を除く): 23616572

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 181, 308, 353, 362, 706, 724, 1267, 1412, 1991, 2471, 2534, 3883, 3982, 4942, 5068, 7766, 7964, 9884, 13937, 15532, 27181, 27874, 54362, 55748, 63893, 108724, 127786, 255572, 447251, 702823, 894502, 1405646, 1789004, 2811292, 4919761, 9839522, 19679044]

約数ペア:

[(1, 19679044), (2, 9839522), (4, 4919761), (7, 2811292), (11, 1789004), (14, 1405646), (22, 894502), (28, 702823), (44, 447251), (77, 255572), (154, 127786), (181, 108724), (308, 63893), (353, 55748), (362, 54362), (706, 27874), (724, 27181), (1267, 15532), (1412, 13937), (1991, 9884), (2471, 7964), (2534, 7766), (3883, 5068), (3982, 4942)]