20268936610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155914897}}^1$

素因数の和:155914917

約数の個数: 16

約数和(自身を含む): 39290554296

約数和(自身を除く): 19021617686

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 155914897, 311829794, 779574485, 1559148970, 2026893661, 4053787322, 10134468305, 20268936610]

約数ペア:

[(1, 20268936610), (2, 10134468305), (5, 4053787322), (10, 2026893661), (13, 1559148970), (26, 779574485), (65, 311829794), (130, 155914897)]