20906366970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1083793}}^1$

素因数の和:1084446

約数の個数: 32

約数和(自身を含む): 50253360192

約数和(自身を除く): 29346993222

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 643, 1286, 1929, 3215, 3858, 6430, 9645, 19290, 1083793, 2167586, 3251379, 5418965, 6502758, 10837930, 16256895, 32513790, 696878899, 1393757798, 2090636697, 3484394495, 4181273394, 6968788990, 10453183485, 20906366970]

約数ペア:

[(1, 20906366970), (2, 10453183485), (3, 6968788990), (5, 4181273394), (6, 3484394495), (10, 2090636697), (15, 1393757798), (30, 696878899), (643, 32513790), (1286, 16256895), (1929, 10837930), (3215, 6502758), (3858, 5418965), (6430, 3251379), (9645, 2167586), (19290, 1083793)]