2019918019

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{4639}}^1\times {\mathrm{3659}}^1$

素因数の和:8322

約数の個数: 16

約数和(自身を含む): 2445465600

約数和(自身を除く): 425547581

約数列:

[1, 7, 17, 119, 3659, 4639, 25613, 32473, 62203, 78863, 435421, 552041, 16974101, 118818707, 288559717, 2019918019]

約数ペア:

[(1, 2019918019), (7, 288559717), (17, 118818707), (119, 16974101), (3659, 552041), (4639, 435421), (25613, 78863), (32473, 62203)]