19879146

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{157771}}^1$

素因数の和:157786

約数の個数: 24

約数和(自身を含む): 49224864

約数和(自身を除く): 29345718

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 157771, 315542, 473313, 946626, 1104397, 1419939, 2208794, 2839878, 3313191, 6626382, 9939573, 19879146]

約数ペア:

[(1, 19879146), (2, 9939573), (3, 6626382), (6, 3313191), (7, 2839878), (9, 2208794), (14, 1419939), (18, 1104397), (21, 946626), (42, 473313), (63, 315542), (126, 157771)]