18280888

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{947}}^1$

素因数の和:1099

約数の個数: 32

約数和(自身を含む): 36403200

約数和(自身を除く): 18122312

約数列:

[1, 2, 4, 8, 19, 38, 76, 127, 152, 254, 508, 947, 1016, 1894, 2413, 3788, 4826, 7576, 9652, 17993, 19304, 35986, 71972, 120269, 143944, 240538, 481076, 962152, 2285111, 4570222, 9140444, 18280888]

約数ペア:

[(1, 18280888), (2, 9140444), (4, 4570222), (8, 2285111), (19, 962152), (38, 481076), (76, 240538), (127, 143944), (152, 120269), (254, 71972), (508, 35986), (947, 19304), (1016, 17993), (1894, 9652), (2413, 7576), (3788, 4826)]