18255993

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1037

約数の個数: 32

約数和(自身を含む): 29736960

約数和(自身を除く): 11480967

約数列:

[1, 3, 7, 21, 29, 31, 87, 93, 203, 217, 609, 651, 899, 967, 2697, 2901, 6293, 6769, 18879, 20307, 28043, 29977, 84129, 89931, 196301, 209839, 588903, 629517, 869333, 2607999, 6085331, 18255993]

約数ペア:

[(1, 18255993), (3, 6085331), (7, 2607999), (21, 869333), (29, 629517), (31, 588903), (87, 209839), (93, 196301), (203, 89931), (217, 84129), (609, 29977), (651, 28043), (899, 20307), (967, 18879), (2697, 6769), (2901, 6293)]