19998982084

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{1523}}^1\times {\mathrm{46237}}^1$

素因数の和:47835

約数の個数: 24

約数和(自身を含む): 35515222848

約数和(自身を除く): 15516240764

約数列:

[1, 2, 4, 71, 142, 284, 1523, 3046, 6092, 46237, 92474, 108133, 184948, 216266, 432532, 3282827, 6565654, 13131308, 70418951, 140837902, 281675804, 4999745521, 9999491042, 19998982084]

約数ペア:

[(1, 19998982084), (2, 9999491042), (4, 4999745521), (71, 281675804), (142, 140837902), (284, 70418951), (1523, 13131308), (3046, 6565654), (6092, 3282827), (46237, 432532), (92474, 216266), (108133, 184948)]