209318384

素因数分解:

$2^4\times {\mathrm{11}}^3\times {\mathrm{9829}}^1$

素因数の和:9870

約数の個数: 40

約数和(自身を含む): 446124720

約数和(自身を除く): 236806336

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1331, 1936, 2662, 5324, 9829, 10648, 19658, 21296, 39316, 78632, 108119, 157264, 216238, 432476, 864952, 1189309, 1729904, 2378618, 4757236, 9514472, 13082399, 19028944, 26164798, 52329596, 104659192, 209318384]

約数ペア:

[(1, 209318384), (2, 104659192), (4, 52329596), (8, 26164798), (11, 19028944), (16, 13082399), (22, 9514472), (44, 4757236), (88, 2378618), (121, 1729904), (176, 1189309), (242, 864952), (484, 432476), (968, 216238), (1331, 157264), (1936, 108119), (2662, 78632), (5324, 39316), (9829, 21296), (10648, 19658)]