1968758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{821}}^1$

素因数の和:943

約数の個数: 16

約数和(自身を含む): 3255120

約数和(自身を除く): 1286362

約数列:

[1, 2, 11, 22, 109, 218, 821, 1199, 1642, 2398, 9031, 18062, 89489, 178978, 984379, 1968758]

約数ペア:

[(1, 1968758), (2, 984379), (11, 178978), (22, 89489), (109, 18062), (218, 9031), (821, 2398), (1199, 1642)]