20199543

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3217}}^1$

素因数の和:3263

約数の個数: 32

約数和(自身を含む): 34599936

約数和(自身を除く): 14400393

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 3217, 6279, 9651, 22519, 41821, 67557, 73991, 125463, 221973, 292747, 517937, 878241, 961883, 1553811, 2885649, 6733181, 20199543]

約数ペア:

[(1, 20199543), (3, 6733181), (7, 2885649), (13, 1553811), (21, 961883), (23, 878241), (39, 517937), (69, 292747), (91, 221973), (161, 125463), (273, 73991), (299, 67557), (483, 41821), (897, 22519), (2093, 9651), (3217, 6279)]