19938961524

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{632501}}^1$

素因数の和:632616

約数の個数: 48

約数和(自身を含む): 48454713216

約数和(自身を除く): 28515751692

約数列:

[1, 2, 3, 4, 6, 12, 37, 71, 74, 111, 142, 148, 213, 222, 284, 426, 444, 852, 2627, 5254, 7881, 10508, 15762, 31524, 632501, 1265002, 1897503, 2530004, 3795006, 7590012, 23402537, 44907571, 46805074, 70207611, 89815142, 93610148, 134722713, 140415222, 179630284, 269445426, 280830444, 538890852, 1661580127, 3323160254, 4984740381, 6646320508, 9969480762, 19938961524]

約数ペア:

[(1, 19938961524), (2, 9969480762), (3, 6646320508), (4, 4984740381), (6, 3323160254), (12, 1661580127), (37, 538890852), (71, 280830444), (74, 269445426), (111, 179630284), (142, 140415222), (148, 134722713), (213, 93610148), (222, 89815142), (284, 70207611), (426, 46805074), (444, 44907571), (852, 23402537), (2627, 7590012), (5254, 3795006), (7881, 2530004), (10508, 1897503), (15762, 1265002), (31524, 632501)]