18995724

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{47969}}^1$

素因数の和:47990

約数の個数: 36

約数和(自身を含む): 52383240

約数和(自身を除く): 33387516

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 47969, 95938, 143907, 191876, 287814, 431721, 527659, 575628, 863442, 1055318, 1582977, 1726884, 2110636, 3165954, 4748931, 6331908, 9497862, 18995724]

約数ペア:

[(1, 18995724), (2, 9497862), (3, 6331908), (4, 4748931), (6, 3165954), (9, 2110636), (11, 1726884), (12, 1582977), (18, 1055318), (22, 863442), (33, 575628), (36, 527659), (44, 431721), (66, 287814), (99, 191876), (132, 143907), (198, 95938), (396, 47969)]