19630347

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{619}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 29551680

約数和(自身を除く): 9921333

約数列:

[1, 3, 11, 31, 33, 93, 341, 619, 961, 1023, 1857, 2883, 6809, 10571, 19189, 20427, 31713, 57567, 211079, 594859, 633237, 1784577, 6543449, 19630347]

約数ペア:

[(1, 19630347), (3, 6543449), (11, 1784577), (31, 633237), (33, 594859), (93, 211079), (341, 57567), (619, 31713), (961, 20427), (1023, 19189), (1857, 10571), (2883, 6809)]