19810288

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{6917}}^1$

素因数の和:7104

約数の個数: 20

約数和(自身を含む): 38602440

約数和(自身を除く): 18792152

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 6917, 13834, 27668, 55336, 110672, 1238143, 2476286, 4952572, 9905144, 19810288]

約数ペア:

[(1, 19810288), (2, 9905144), (4, 4952572), (8, 2476286), (16, 1238143), (179, 110672), (358, 55336), (716, 27668), (1432, 13834), (2864, 6917)]