18755528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{213131}}^1$

素因数の和:213148

約数の個数: 16

約数和(自身を含む): 38363760

約数和(自身を除く): 19608232

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 213131, 426262, 852524, 1705048, 2344441, 4688882, 9377764, 18755528]

約数ペア:

[(1, 18755528), (2, 9377764), (4, 4688882), (8, 2344441), (11, 1705048), (22, 852524), (44, 426262), (88, 213131)]