20085101918

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1\times {\mathrm{40111}}^1$

素因数の和:40928

約数の個数: 32

約数和(自身を含む): 35211276288

約数和(自身を除く): 15126174370

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 761, 1522, 5327, 10654, 35767, 40111, 71534, 80222, 250369, 280777, 500738, 561554, 1885217, 3770434, 13196519, 26393038, 30524471, 61048942, 213671297, 427342594, 1434650137, 2869300274, 10042550959, 20085101918]

約数ペア:

[(1, 20085101918), (2, 10042550959), (7, 2869300274), (14, 1434650137), (47, 427342594), (94, 213671297), (329, 61048942), (658, 30524471), (761, 26393038), (1522, 13196519), (5327, 3770434), (10654, 1885217), (35767, 561554), (40111, 500738), (71534, 280777), (80222, 250369)]