20348760318523

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{10602283}}^1$

素因数の和:10602464

約数の個数: 48

約数和(自身を含む): 26803252498176

約数和(自身を除く): 6454492179653

約数列:

[1, 7, 13, 23, 49, 91, 131, 161, 299, 637, 917, 1127, 1703, 2093, 3013, 6419, 11921, 14651, 21091, 39169, 83447, 147637, 274183, 1919281, 10602283, 74215981, 137829679, 243852509, 519511867, 964807753, 1388899073, 1706967563, 3170082617, 6753654271, 9722293511, 11948772941, 18055687949, 22190578319, 31944678679, 68056054577, 126389815643, 155334048233, 223612750753, 415280822827, 884728709501, 1565289255271, 2906965759789, 20348760318523]

約数ペア:

[(1, 20348760318523), (7, 2906965759789), (13, 1565289255271), (23, 884728709501), (49, 415280822827), (91, 223612750753), (131, 155334048233), (161, 126389815643), (299, 68056054577), (637, 31944678679), (917, 22190578319), (1127, 18055687949), (1703, 11948772941), (2093, 9722293511), (3013, 6753654271), (6419, 3170082617), (11921, 1706967563), (14651, 1388899073), (21091, 964807753), (39169, 519511867), (83447, 243852509), (147637, 137829679), (274183, 74215981), (1919281, 10602283)]