155620412

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2047637}}^1$

素因数の和:2047660

約数の個数: 12

約数和(自身を含む): 286669320

約数和(自身を除く): 131048908

約数列:

[1, 2, 4, 19, 38, 76, 2047637, 4095274, 8190548, 38905103, 77810206, 155620412]

約数ペア:

[(1, 155620412), (2, 77810206), (4, 38905103), (19, 8190548), (38, 4095274), (76, 2047637)]