18127712

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 38646720

約数和(自身を除く): 20519008

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 47, 68, 94, 136, 188, 272, 376, 544, 709, 752, 799, 1418, 1504, 1598, 2836, 3196, 5672, 6392, 11344, 12053, 12784, 22688, 24106, 25568, 33323, 48212, 66646, 96424, 133292, 192848, 266584, 385696, 533168, 566491, 1066336, 1132982, 2265964, 4531928, 9063856, 18127712]

約数ペア:

[(1, 18127712), (2, 9063856), (4, 4531928), (8, 2265964), (16, 1132982), (17, 1066336), (32, 566491), (34, 533168), (47, 385696), (68, 266584), (94, 192848), (136, 133292), (188, 96424), (272, 66646), (376, 48212), (544, 33323), (709, 25568), (752, 24106), (799, 22688), (1418, 12784), (1504, 12053), (1598, 11344), (2836, 6392), (3196, 5672)]