18746596

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{2141}}^1$

素因数の和:2355

約数の個数: 24

約数和(自身を含む): 35985600

約数和(自身を除く): 17239004

約数列:

[1, 2, 4, 11, 22, 44, 199, 398, 796, 2141, 2189, 4282, 4378, 8564, 8756, 23551, 47102, 94204, 426059, 852118, 1704236, 4686649, 9373298, 18746596]

約数ペア:

[(1, 18746596), (2, 9373298), (4, 4686649), (11, 1704236), (22, 852118), (44, 426059), (199, 94204), (398, 47102), (796, 23551), (2141, 8756), (2189, 8564), (4282, 4378)]