18689264

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{106189}}^1$

素因数の和:106208

約数の個数: 20

約数和(自身を含む): 39502680

約数和(自身を除く): 20813416

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 106189, 212378, 424756, 849512, 1168079, 1699024, 2336158, 4672316, 9344632, 18689264]

約数ペア:

[(1, 18689264), (2, 9344632), (4, 4672316), (8, 2336158), (11, 1699024), (16, 1168079), (22, 849512), (44, 424756), (88, 212378), (176, 106189)]