20163517905

素因数分解:

$3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1583}}^1\times {\mathrm{2713}}^1$

素因数の和:4617

約数の個数: 32

約数和(自身を含む): 32397083136

約数和(自身を除く): 12233565231

約数列:

[1, 3, 5, 15, 313, 939, 1565, 1583, 2713, 4695, 4749, 7915, 8139, 13565, 23745, 40695, 495479, 849169, 1486437, 2477395, 2547507, 4245845, 4294679, 7432185, 12737535, 12884037, 21473395, 64420185, 1344234527, 4032703581, 6721172635, 20163517905]

約数ペア:

[(1, 20163517905), (3, 6721172635), (5, 4032703581), (15, 1344234527), (313, 64420185), (939, 21473395), (1565, 12884037), (1583, 12737535), (2713, 7432185), (4695, 4294679), (4749, 4245845), (7915, 2547507), (8139, 2477395), (13565, 1486437), (23745, 849169), (40695, 495479)]