201998992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{971149}}^1$

素因数の和:971170

約数の個数: 20

約数和(自身を含む): 421479100

約数和(自身を除く): 219480108

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 971149, 1942298, 3884596, 7769192, 12624937, 15538384, 25249874, 50499748, 100999496, 201998992]

約数ペア:

[(1, 201998992), (2, 100999496), (4, 50499748), (8, 25249874), (13, 15538384), (16, 12624937), (26, 7769192), (52, 3884596), (104, 1942298), (208, 971149)]