2019938768

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{1225691}}^1$

素因数の和:1225802

約数の個数: 20

約数和(自身を含む): 3951631008

約数和(自身を除く): 1931692240

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 1225691, 2451382, 4902764, 9805528, 19611056, 126246173, 252492346, 504984692, 1009969384, 2019938768]

約数ペア:

[(1, 2019938768), (2, 1009969384), (4, 504984692), (8, 252492346), (16, 126246173), (103, 19611056), (206, 9805528), (412, 4902764), (824, 2451382), (1648, 1225691)]