18565873921

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{29531}}^1$

素因数の和:29749

約数の個数: 32

約数和(自身を含む): 23247590400

約数和(自身を除く): 4681716479

約数列:

[1, 7, 19, 29, 133, 163, 203, 551, 1141, 3097, 3857, 4727, 21679, 29531, 33089, 89813, 206717, 561089, 628691, 856399, 3927623, 4813553, 5994793, 16271581, 33694871, 91457507, 113901067, 139593037, 640202549, 977151259, 2652267703, 18565873921]

約数ペア:

[(1, 18565873921), (7, 2652267703), (19, 977151259), (29, 640202549), (133, 139593037), (163, 113901067), (203, 91457507), (551, 33694871), (1141, 16271581), (3097, 5994793), (3857, 4813553), (4727, 3927623), (21679, 856399), (29531, 628691), (33089, 561089), (89813, 206717)]