20194906823

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{39509}}^1$

素因数の和:39707

約数の個数: 32

約数和(自身を含む): 25647995520

約数和(自身を除く): 5453088697

約数列:

[1, 7, 13, 41, 91, 137, 287, 533, 959, 1781, 3731, 5617, 12467, 39319, 39509, 73021, 276563, 511147, 513617, 1619869, 3595319, 5412733, 11339083, 21058297, 37889131, 70365529, 147408079, 221922053, 492558703, 1553454371, 2884986689, 20194906823]

約数ペア:

[(1, 20194906823), (7, 2884986689), (13, 1553454371), (41, 492558703), (91, 221922053), (137, 147408079), (287, 70365529), (533, 37889131), (959, 21058297), (1781, 11339083), (3731, 5412733), (5617, 3595319), (12467, 1619869), (39319, 513617), (39509, 511147), (73021, 276563)]