20199442921

素因数分解:

$7^2\times {\mathrm{683}}^1\times {\mathrm{603563}}^1$

素因数の和:604260

約数の個数: 12

約数和(自身を含む): 23531753232

約数和(自身を除く): 3332310311

約数列:

[1, 7, 49, 683, 4781, 33467, 603563, 4224941, 29574587, 412233529, 2885634703, 20199442921]

約数ペア:

[(1, 20199442921), (7, 2885634703), (49, 412233529), (683, 29574587), (4781, 4224941), (33467, 603563)]