208075156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{38561}}^1$

素因数の和:38655

約数の個数: 24

約数和(自身を含む): 388704960

約数和(自身を除く): 180629804

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 5396, 38561, 77122, 154244, 732659, 1465318, 2737831, 2930636, 5475662, 10951324, 52018789, 104037578, 208075156]

約数ペア:

[(1, 208075156), (2, 104037578), (4, 52018789), (19, 10951324), (38, 5475662), (71, 2930636), (76, 2737831), (142, 1465318), (284, 732659), (1349, 154244), (2698, 77122), (5396, 38561)]