19286672

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{63443}}^1$

素因数の和:63470

約数の個数: 20

約数和(自身を含む): 39335280

約数和(自身を除く): 20048608

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 63443, 126886, 253772, 507544, 1015088, 1205417, 2410834, 4821668, 9643336, 19286672]

約数ペア:

[(1, 19286672), (2, 9643336), (4, 4821668), (8, 2410834), (16, 1205417), (19, 1015088), (38, 507544), (76, 253772), (152, 126886), (304, 63443)]