20181364242

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258735439}}^1$

素因数の和:258735457

約数の個数: 16

約数和(自身を含む): 43467553920

約数和(自身を除く): 23286189678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 258735439, 517470878, 776206317, 1552412634, 3363560707, 6727121414, 10090682121, 20181364242]

約数ペア:

[(1, 20181364242), (2, 10090682121), (3, 6727121414), (6, 3363560707), (13, 1552412634), (26, 776206317), (39, 517470878), (78, 258735439)]