19921245

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{16001}}^1$

素因数の和:16092

約数の個数: 16

約数和(自身を含む): 32260032

約数和(自身を除く): 12338787

約数列:

[1, 3, 5, 15, 83, 249, 415, 1245, 16001, 48003, 80005, 240015, 1328083, 3984249, 6640415, 19921245]

約数ペア:

[(1, 19921245), (3, 6640415), (5, 3984249), (15, 1328083), (83, 240015), (249, 80005), (415, 48003), (1245, 16001)]