18372728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2027}}^1$

素因数の和:2147

約数の個数: 32

約数和(自身を含む): 37964160

約数和(自身を除く): 19591432

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 103, 206, 412, 824, 1133, 2027, 2266, 4054, 4532, 8108, 9064, 16216, 22297, 44594, 89188, 178376, 208781, 417562, 835124, 1670248, 2296591, 4593182, 9186364, 18372728]

約数ペア:

[(1, 18372728), (2, 9186364), (4, 4593182), (8, 2296591), (11, 1670248), (22, 835124), (44, 417562), (88, 208781), (103, 178376), (206, 89188), (412, 44594), (824, 22297), (1133, 16216), (2027, 9064), (2266, 8108), (4054, 4532)]