2005025418

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{4673}}^1$

素因数の和:4900

約数の個数: 72

約数和(自身を含む): 4800319524

約数和(自身を除く): 2795294106

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 197, 198, 242, 363, 394, 591, 726, 1089, 1182, 1773, 2167, 2178, 3546, 4334, 4673, 6501, 9346, 13002, 14019, 19503, 23837, 28038, 39006, 42057, 47674, 51403, 71511, 84114, 102806, 143022, 154209, 214533, 308418, 429066, 462627, 565433, 920581, 925254, 1130866, 1696299, 1841162, 2761743, 3392598, 5088897, 5523486, 8285229, 10126391, 10177794, 16570458, 20252782, 30379173, 60758346, 91137519, 111390301, 182275038, 222780602, 334170903, 668341806, 1002512709, 2005025418]

約数ペア:

[(1, 2005025418), (2, 1002512709), (3, 668341806), (6, 334170903), (9, 222780602), (11, 182275038), (18, 111390301), (22, 91137519), (33, 60758346), (66, 30379173), (99, 20252782), (121, 16570458), (197, 10177794), (198, 10126391), (242, 8285229), (363, 5523486), (394, 5088897), (591, 3392598), (726, 2761743), (1089, 1841162), (1182, 1696299), (1773, 1130866), (2167, 925254), (2178, 920581), (3546, 565433), (4334, 462627), (4673, 429066), (6501, 308418), (9346, 214533), (13002, 154209), (14019, 143022), (19503, 102806), (23837, 84114), (28038, 71511), (39006, 51403), (42057, 47674)]