2013551988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{647861}}^1$

素因数の和:647912

約数の個数: 48

約数和(自身を含む): 5514601344

約数和(自身を除く): 3501049356

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 777, 1036, 1554, 3108, 647861, 1295722, 1943583, 2591444, 3887166, 4535027, 7774332, 9070054, 13605081, 18140108, 23970857, 27210162, 47941714, 54420324, 71912571, 95883428, 143825142, 167795999, 287650284, 335591998, 503387997, 671183996, 1006775994, 2013551988]

約数ペア:

[(1, 2013551988), (2, 1006775994), (3, 671183996), (4, 503387997), (6, 335591998), (7, 287650284), (12, 167795999), (14, 143825142), (21, 95883428), (28, 71912571), (37, 54420324), (42, 47941714), (74, 27210162), (84, 23970857), (111, 18140108), (148, 13605081), (222, 9070054), (259, 7774332), (444, 4535027), (518, 3887166), (777, 2591444), (1036, 1943583), (1554, 1295722), (3108, 647861)]