19237701

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 31334400

約数和(自身を除く): 12096699

約数列:

[1, 3, 7, 21, 29, 31, 87, 93, 203, 217, 609, 651, 899, 1019, 2697, 3057, 6293, 7133, 18879, 21399, 29551, 31589, 88653, 94767, 206857, 221123, 620571, 663369, 916081, 2748243, 6412567, 19237701]

約数ペア:

[(1, 19237701), (3, 6412567), (7, 2748243), (21, 916081), (29, 663369), (31, 620571), (87, 221123), (93, 206857), (203, 94767), (217, 88653), (609, 31589), (651, 29551), (899, 21399), (1019, 18879), (2697, 7133), (3057, 6293)]