18528458

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37507}}^1$

素因数の和:37541

約数の個数: 16

約数和(自身を含む): 31506720

約数和(自身を除く): 12978262

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 37507, 75014, 487591, 712633, 975182, 1425266, 9264229, 18528458]

約数ペア:

[(1, 18528458), (2, 9264229), (13, 1425266), (19, 975182), (26, 712633), (38, 487591), (247, 75014), (494, 37507)]