18425199

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{10987}}^1$

素因数の和:11046

約数の個数: 16

約数和(自身を含む): 27074432

約数和(自身を除く): 8649233

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 10987, 32961, 142831, 428493, 472441, 1417323, 6141733, 18425199]

約数ペア:

[(1, 18425199), (3, 6141733), (13, 1417323), (39, 472441), (43, 428493), (129, 142831), (559, 32961), (1677, 10987)]