18166816

素因数分解:

$2^5\times {\mathrm{47}}^2\times {\mathrm{257}}^1$

素因数の和:361

約数の個数: 36

約数和(自身を含む): 36685278

約数和(自身を除く): 18518462

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 188, 257, 376, 514, 752, 1028, 1504, 2056, 2209, 4112, 4418, 8224, 8836, 12079, 17672, 24158, 35344, 48316, 70688, 96632, 193264, 386528, 567713, 1135426, 2270852, 4541704, 9083408, 18166816]

約数ペア:

[(1, 18166816), (2, 9083408), (4, 4541704), (8, 2270852), (16, 1135426), (32, 567713), (47, 386528), (94, 193264), (188, 96632), (257, 70688), (376, 48316), (514, 35344), (752, 24158), (1028, 17672), (1504, 12079), (2056, 8836), (2209, 8224), (4112, 4418)]