2019558879

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{8731}}^1$

素因数の和:9412

約数の個数: 32

約数和(自身を含む): 3227347200

約数和(自身を除く): 1207788321

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 659, 1977, 5931, 8567, 8731, 17793, 25701, 26193, 77103, 78579, 113503, 231309, 235737, 340509, 1021527, 3064581, 5753729, 17261187, 51783561, 74798477, 155350683, 224395431, 673186293, 2019558879]

約数ペア:

[(1, 2019558879), (3, 673186293), (9, 224395431), (13, 155350683), (27, 74798477), (39, 51783561), (117, 17261187), (351, 5753729), (659, 3064581), (1977, 1021527), (5931, 340509), (8567, 235737), (8731, 231309), (17793, 113503), (25701, 78579), (26193, 77103)]