19804923364

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{291248873}}^1$

素因数の和:291248894

約数の個数: 12

約数和(自身を含む): 36697358124

約数和(自身を除く): 16892434760

約数列:

[1, 2, 4, 17, 34, 68, 291248873, 582497746, 1164995492, 4951230841, 9902461682, 19804923364]

約数ペア:

[(1, 19804923364), (2, 9902461682), (4, 4951230841), (17, 1164995492), (34, 582497746), (68, 291248873)]