18684908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1567}}^1$

素因数の和:1853

約数の個数: 24

約数和(自身を含む): 35825664

約数和(自身を除く): 17140756

約数列:

[1, 2, 4, 11, 22, 44, 271, 542, 1084, 1567, 2981, 3134, 5962, 6268, 11924, 17237, 34474, 68948, 424657, 849314, 1698628, 4671227, 9342454, 18684908]

約数ペア:

[(1, 18684908), (2, 9342454), (4, 4671227), (11, 1698628), (22, 849314), (44, 424657), (271, 68948), (542, 34474), (1084, 17237), (1567, 11924), (2981, 6268), (3134, 5962)]