20175247906

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{636403}}^1$

素因数の和:636558

約数の個数: 24

約数和(自身を含む): 33518125872

約数和(自身を除く): 13342877966

約数列:

[1, 2, 11, 22, 121, 131, 242, 262, 1441, 2882, 15851, 31702, 636403, 1272806, 7000433, 14000866, 77004763, 83368793, 154009526, 166737586, 917056723, 1834113446, 10087623953, 20175247906]

約数ペア:

[(1, 20175247906), (2, 10087623953), (11, 1834113446), (22, 917056723), (121, 166737586), (131, 154009526), (242, 83368793), (262, 77004763), (1441, 14000866), (2882, 7000433), (15851, 1272806), (31702, 636403)]