19703383

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{101}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 24308640

約数和(自身を除く): 4605257

約数列:

[1, 7, 29, 31, 101, 203, 217, 707, 899, 961, 2929, 3131, 6293, 6727, 20503, 21917, 27869, 90799, 97061, 195083, 635593, 679427, 2814769, 19703383]

約数ペア:

[(1, 19703383), (7, 2814769), (29, 679427), (31, 635593), (101, 195083), (203, 97061), (217, 90799), (707, 27869), (899, 21917), (961, 20503), (2929, 6727), (3131, 6293)]