19452249

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 28828800

約数和(自身を除く): 9376551

約数列:

[1, 3, 9, 79, 109, 237, 251, 327, 711, 753, 981, 2259, 8611, 19829, 25833, 27359, 59487, 77499, 82077, 178461, 246231, 2161361, 6484083, 19452249]

約数ペア:

[(1, 19452249), (3, 6484083), (9, 2161361), (79, 246231), (109, 178461), (237, 82077), (251, 77499), (327, 59487), (711, 27359), (753, 25833), (981, 19829), (2259, 8611)]