20120913508

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{9547}}^1$

素因数の和:9844

約数の個数: 48

約数和(自身を含む): 36784395648

約数和(自身を除く): 16663482140

約数列:

[1, 2, 4, 41, 71, 82, 142, 164, 181, 284, 362, 724, 2911, 5822, 7421, 9547, 11644, 12851, 14842, 19094, 25702, 29684, 38188, 51404, 391427, 526891, 677837, 782854, 1053782, 1355674, 1565708, 1728007, 2107564, 2711348, 3456014, 6912028, 27791317, 55582634, 70848287, 111165268, 122688497, 141696574, 245376994, 283393148, 490753988, 5030228377, 10060456754, 20120913508]

約数ペア:

[(1, 20120913508), (2, 10060456754), (4, 5030228377), (41, 490753988), (71, 283393148), (82, 245376994), (142, 141696574), (164, 122688497), (181, 111165268), (284, 70848287), (362, 55582634), (724, 27791317), (2911, 6912028), (5822, 3456014), (7421, 2711348), (9547, 2107564), (11644, 1728007), (12851, 1565708), (14842, 1355674), (19094, 1053782), (25702, 782854), (29684, 677837), (38188, 526891), (51404, 391427)]