208033583990

素因数分解:

$2^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{20992289}}^1$

素因数の和:20993287

約数の個数: 16

約数和(自身を含む): 374838330240

約数和(自身を除く): 166804746250

約数列:

[1, 2, 5, 10, 991, 1982, 4955, 9910, 20992289, 41984578, 104961445, 209922890, 20803358399, 41606716798, 104016791995, 208033583990]

約数ペア:

[(1, 208033583990), (2, 104016791995), (5, 41606716798), (10, 20803358399), (991, 209922890), (1982, 104961445), (4955, 41984578), (9910, 20992289)]