20121282486

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{467}}^1\times {\mathrm{55667}}^1$

素因数の和:56185

約数の個数: 48

約数和(自身を含む): 44706302784

約数和(自身を除く): 24585020298

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 467, 774, 934, 1401, 2802, 4203, 8406, 20081, 40162, 55667, 60243, 111334, 120486, 167001, 180729, 334002, 361458, 501003, 1002006, 2393681, 4787362, 7181043, 14362086, 21543129, 25996489, 43086258, 51992978, 77989467, 155978934, 233968401, 467936802, 1117849027, 2235698054, 3353547081, 6707094162, 10060641243, 20121282486]

約数ペア:

[(1, 20121282486), (2, 10060641243), (3, 6707094162), (6, 3353547081), (9, 2235698054), (18, 1117849027), (43, 467936802), (86, 233968401), (129, 155978934), (258, 77989467), (387, 51992978), (467, 43086258), (774, 25996489), (934, 21543129), (1401, 14362086), (2802, 7181043), (4203, 4787362), (8406, 2393681), (20081, 1002006), (40162, 501003), (55667, 361458), (60243, 334002), (111334, 180729), (120486, 167001)]