2019762017

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{64709}}^1$

素因数の和:64750

約数の個数: 20

約数和(自身を含む): 2537537940

約数和(自身を除く): 517775923

約数列:

[1, 7, 13, 49, 91, 343, 637, 2401, 4459, 31213, 64709, 452963, 841217, 3170741, 5888519, 22195187, 41219633, 155366309, 288537431, 2019762017]

約数ペア:

[(1, 2019762017), (7, 288537431), (13, 155366309), (49, 41219633), (91, 22195187), (343, 5888519), (637, 3170741), (2401, 841217), (4459, 452963), (31213, 64709)]