18321776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5479}}^1$

素因数の和:5517

約数の個数: 40

約数和(自身を含む): 40771200

約数和(自身を除く): 22449424

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 5479, 10958, 21916, 43832, 60269, 87664, 104101, 120538, 208202, 241076, 416404, 482152, 832808, 964304, 1145111, 1665616, 2290222, 4580444, 9160888, 18321776]

約数ペア:

[(1, 18321776), (2, 9160888), (4, 4580444), (8, 2290222), (11, 1665616), (16, 1145111), (19, 964304), (22, 832808), (38, 482152), (44, 416404), (76, 241076), (88, 208202), (152, 120538), (176, 104101), (209, 87664), (304, 60269), (418, 43832), (836, 21916), (1672, 10958), (3344, 5479)]