19379619

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9923}}^1$

素因数の和:9967

約数の個数: 24

約数和(自身を含む): 33027072

約数和(自身を除く): 13647453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 9923, 29769, 69461, 89307, 208383, 307613, 625149, 922839, 2153291, 2768517, 6459873, 19379619]

約数ペア:

[(1, 19379619), (3, 6459873), (7, 2768517), (9, 2153291), (21, 922839), (31, 625149), (63, 307613), (93, 208383), (217, 89307), (279, 69461), (651, 29769), (1953, 9923)]