489867920638

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{643}}^1\times {\mathrm{18311}}^1$

素因数の和:19320

約数の個数: 32

約数和(自身を含む): 748898099712

約数和(自身を除く): 259030179074

約数列:

[1, 2, 71, 142, 293, 586, 643, 1286, 18311, 20803, 36622, 41606, 45653, 91306, 188399, 376798, 1300081, 2600162, 5365123, 10730246, 11773973, 13376329, 23547946, 26752658, 380923733, 761847466, 835952083, 1671904166, 3449774089, 6899548178, 244933960319, 489867920638]

約数ペア:

[(1, 489867920638), (2, 244933960319), (71, 6899548178), (142, 3449774089), (293, 1671904166), (586, 835952083), (643, 761847466), (1286, 380923733), (18311, 26752658), (20803, 23547946), (36622, 13376329), (41606, 11773973), (45653, 10730246), (91306, 5365123), (188399, 2600162), (376798, 1300081)]