19121810

素因数分解:

$2^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{3433}}^1$

素因数の和:3997

約数の個数: 16

約数和(自身を含む): 34491096

約数和(自身を除く): 15369286

約数列:

[1, 2, 5, 10, 557, 1114, 2785, 3433, 5570, 6866, 17165, 34330, 1912181, 3824362, 9560905, 19121810]

約数ペア:

[(1, 19121810), (2, 9560905), (5, 3824362), (10, 1912181), (557, 34330), (1114, 17165), (2785, 6866), (3433, 5570)]