20677293

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25247}}^1$

素因数の和:25273

約数の個数: 24

約数和(自身を含む): 36761088

約数和(自身を除く): 16083795

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 25247, 75741, 176729, 227223, 328211, 530187, 984633, 1590561, 2297477, 2953899, 6892431, 20677293]

約数ペア:

[(1, 20677293), (3, 6892431), (7, 2953899), (9, 2297477), (13, 1590561), (21, 984633), (39, 530187), (63, 328211), (91, 227223), (117, 176729), (273, 75741), (819, 25247)]