201991799656

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1485233821}}^1$

素因数の和:1485233844

約数の個数: 16

約数和(自身を含む): 401013131940

約数和(自身を除く): 199021332284

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1485233821, 2970467642, 5940935284, 11881870568, 25248974957, 50497949914, 100995899828, 201991799656]

約数ペア:

[(1, 201991799656), (2, 100995899828), (4, 50497949914), (8, 25248974957), (17, 11881870568), (34, 5940935284), (68, 2970467642), (136, 1485233821)]