20066403721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{80273}}^1$

素因数の和:80401

約数の個数: 32

約数和(自身を含む): 25677404928

約数和(自身を除く): 5611001207

約数列:

[1, 7, 13, 41, 67, 91, 287, 469, 533, 871, 2747, 3731, 6097, 19229, 35711, 80273, 249977, 561911, 1043549, 3291193, 5378291, 7304843, 23038351, 37648037, 42785509, 69917783, 220509931, 299498563, 489424481, 1543569517, 2866629103, 20066403721]

約数ペア:

[(1, 20066403721), (7, 2866629103), (13, 1543569517), (41, 489424481), (67, 299498563), (91, 220509931), (287, 69917783), (469, 42785509), (533, 37648037), (871, 23038351), (2747, 7304843), (3731, 5378291), (6097, 3291193), (19229, 1043549), (35711, 561911), (80273, 249977)]