19393587

素因数分解:

$3^6\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:774

約数の個数: 28

約数和(自身を含む): 29904480

約数和(自身を除く): 10510893

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 333, 719, 729, 999, 2157, 2997, 6471, 8991, 19413, 26603, 26973, 58239, 79809, 174717, 239427, 524151, 718281, 2154843, 6464529, 19393587]

約数ペア:

[(1, 19393587), (3, 6464529), (9, 2154843), (27, 718281), (37, 524151), (81, 239427), (111, 174717), (243, 79809), (333, 58239), (719, 26973), (729, 26603), (999, 19413), (2157, 8991), (2997, 6471)]