18238140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101323}}^1$

素因数の和:101338

約数の個数: 36

約数和(自身を含む): 55322904

約数和(自身を除く): 37084764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 101323, 202646, 303969, 405292, 506615, 607938, 911907, 1013230, 1215876, 1519845, 1823814, 2026460, 3039690, 3647628, 4559535, 6079380, 9119070, 18238140]

約数ペア:

[(1, 18238140), (2, 9119070), (3, 6079380), (4, 4559535), (5, 3647628), (6, 3039690), (9, 2026460), (10, 1823814), (12, 1519845), (15, 1215876), (18, 1013230), (20, 911907), (30, 607938), (36, 506615), (45, 405292), (60, 303969), (90, 202646), (180, 101323)]