18139088

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4481}}^1$

素因数の和:4523

約数の個数: 40

約数和(自身を含む): 40015296

約数和(自身を除く): 21876208

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 368, 506, 1012, 2024, 4048, 4481, 8962, 17924, 35848, 49291, 71696, 98582, 103063, 197164, 206126, 394328, 412252, 788656, 824504, 1133693, 1649008, 2267386, 4534772, 9069544, 18139088]

約数ペア:

[(1, 18139088), (2, 9069544), (4, 4534772), (8, 2267386), (11, 1649008), (16, 1133693), (22, 824504), (23, 788656), (44, 412252), (46, 394328), (88, 206126), (92, 197164), (176, 103063), (184, 98582), (253, 71696), (368, 49291), (506, 35848), (1012, 17924), (2024, 8962), (4048, 4481)]