18927128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5813}}^1$

素因数の和:5867

約数の個数: 32

約数和(自身を含む): 39767760

約数和(自身を除く): 20840632

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 5813, 11626, 23252, 46504, 63943, 127886, 215081, 255772, 430162, 511544, 860324, 1720648, 2365891, 4731782, 9463564, 18927128]

約数ペア:

[(1, 18927128), (2, 9463564), (4, 4731782), (8, 2365891), (11, 1720648), (22, 860324), (37, 511544), (44, 430162), (74, 255772), (88, 215081), (148, 127886), (296, 63943), (407, 46504), (814, 23252), (1628, 11626), (3256, 5813)]