20154991623

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3301}}^1\times {\mathrm{3331}}^1$

素因数の和:6695

約数の個数: 32

約数和(自身を含む): 29574085632

約数和(自身を除く): 9419094009

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 3301, 3331, 9903, 9993, 42913, 43303, 128739, 129909, 155147, 156557, 465441, 469671, 2016911, 2035241, 6050733, 6105723, 10995631, 32986893, 142943203, 428829609, 516794657, 1550383971, 6718330541, 20154991623]

約数ペア:

[(1, 20154991623), (3, 6718330541), (13, 1550383971), (39, 516794657), (47, 428829609), (141, 142943203), (611, 32986893), (1833, 10995631), (3301, 6105723), (3331, 6050733), (9903, 2035241), (9993, 2016911), (42913, 469671), (43303, 465441), (128739, 156557), (129909, 155147)]