20804828107

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1297}}^1\times {\mathrm{120607}}^1$

素因数の和:121930

約数の個数: 16

約数和(自身を含む): 25047869440

約数和(自身を除く): 4243041333

約数列:

[1, 7, 19, 133, 1297, 9079, 24643, 120607, 172501, 844249, 2291533, 16040731, 156427279, 1094990953, 2972118301, 20804828107]

約数ペア:

[(1, 20804828107), (7, 2972118301), (19, 1094990953), (133, 156427279), (1297, 16040731), (9079, 2291533), (24643, 844249), (120607, 172501)]