20727318

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{203209}}^1$

素因数の和:203231

約数の個数: 16

約数和(自身を含む): 43893360

約数和(自身を除く): 23166042

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 203209, 406418, 609627, 1219254, 3454553, 6909106, 10363659, 20727318]

約数ペア:

[(1, 20727318), (2, 10363659), (3, 6909106), (6, 3454553), (17, 1219254), (34, 609627), (51, 406418), (102, 203209)]