18550004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{22189}}^1$

素因数の和:22223

約数の個数: 24

約数和(自身を含む): 37279200

約数和(自身を除く): 18729196

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 22189, 44378, 88756, 244079, 421591, 488158, 843182, 976316, 1686364, 4637501, 9275002, 18550004]

約数ペア:

[(1, 18550004), (2, 9275002), (4, 4637501), (11, 1686364), (19, 976316), (22, 843182), (38, 488158), (44, 421591), (76, 244079), (209, 88756), (418, 44378), (836, 22189)]