20098286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17977}}^1$

素因数の和:18035

約数の個数: 16

約数和(自身を含む): 33223344

約数和(自身を除く): 13125058

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 17977, 35954, 233701, 467402, 773011, 1546022, 10049143, 20098286]

約数ペア:

[(1, 20098286), (2, 10049143), (13, 1546022), (26, 773011), (43, 467402), (86, 233701), (559, 35954), (1118, 17977)]