2155242542

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{56716909}}^1$

素因数の和:56716930

約数の個数: 8

約数和(自身を含む): 3403014600

約数和(自身を除く): 1247772058

約数列:

[1, 2, 19, 38, 56716909, 113433818, 1077621271, 2155242542]

約数ペア:

[(1, 2155242542), (2, 1077621271), (19, 113433818), (38, 56716909)]