18259516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{18043}}^1$

素因数の和:18081

約数の個数: 24

約数和(自身を含む): 36376704

約数和(自身を除く): 18117188

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 18043, 36086, 72172, 198473, 396946, 414989, 793892, 829978, 1659956, 4564879, 9129758, 18259516]

約数ペア:

[(1, 18259516), (2, 9129758), (4, 4564879), (11, 1659956), (22, 829978), (23, 793892), (44, 414989), (46, 396946), (92, 198473), (253, 72172), (506, 36086), (1012, 18043)]