17978568

素因数分解:

$2^3\times 3^1\times {\mathrm{107}}^1\times {\mathrm{7001}}^1$

素因数の和:7117

約数の個数: 32

約数和(自身を含む): 45372960

約数和(自身を除く): 27394392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 107, 214, 321, 428, 642, 856, 1284, 2568, 7001, 14002, 21003, 28004, 42006, 56008, 84012, 168024, 749107, 1498214, 2247321, 2996428, 4494642, 5992856, 8989284, 17978568]

約数ペア:

[(1, 17978568), (2, 8989284), (3, 5992856), (4, 4494642), (6, 2996428), (8, 2247321), (12, 1498214), (24, 749107), (107, 168024), (214, 84012), (321, 56008), (428, 42006), (642, 28004), (856, 21003), (1284, 14002), (2568, 7001)]