20895969122

素因数分解:

$2^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1427}}^1\times {\mathrm{3407}}^1$

素因数の和:5150

約数の個数: 32

約数和(自身を含む): 35974084608

約数和(自身を除く): 15078115486

約数列:

[1, 2, 7, 14, 307, 614, 1427, 2149, 2854, 3407, 4298, 6814, 9989, 19978, 23849, 47698, 438089, 876178, 1045949, 2091898, 3066623, 4861789, 6133246, 7321643, 9723578, 14643286, 34032523, 68065046, 1492569223, 2985138446, 10447984561, 20895969122]

約数ペア:

[(1, 20895969122), (2, 10447984561), (7, 2985138446), (14, 1492569223), (307, 68065046), (614, 34032523), (1427, 14643286), (2149, 9723578), (2854, 7321643), (3407, 6133246), (4298, 4861789), (6814, 3066623), (9989, 2091898), (19978, 1045949), (23849, 876178), (47698, 438089)]