28351928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1619}}^1$

素因数の和:1835

約数の個数: 32

約数和(自身を含む): 58320000

約数和(自身を除く): 29968072

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1592, 1619, 2189, 3238, 4378, 6476, 8756, 12952, 17512, 17809, 35618, 71236, 142472, 322181, 644362, 1288724, 2577448, 3543991, 7087982, 14175964, 28351928]

約数ペア:

[(1, 28351928), (2, 14175964), (4, 7087982), (8, 3543991), (11, 2577448), (22, 1288724), (44, 644362), (88, 322181), (199, 142472), (398, 71236), (796, 35618), (1592, 17809), (1619, 17512), (2189, 12952), (3238, 8756), (4378, 6476)]