20120955751288

素因数分解:

$2^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{32843}}^1\times {\mathrm{41597}}^1$

素因数の和:74716

約数の個数: 64

約数和(自身を含む): 43282632476160

約数和(自身を除く): 23161676724872

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 263, 526, 1052, 1841, 2104, 3682, 7364, 14728, 32843, 41597, 65686, 83194, 131372, 166388, 229901, 262744, 291179, 332776, 459802, 582358, 919604, 1164716, 1839208, 2329432, 8637709, 10940011, 17275418, 21880022, 34550836, 43760044, 60463963, 69101672, 76580077, 87520088, 120927926, 153160154, 241855852, 306320308, 483711704, 612640616, 1366170271, 2732340542, 5464681084, 9563191897, 10929362168, 19126383794, 38252767588, 76505535176, 359302781273, 718605562546, 1437211125092, 2515119468911, 2874422250184, 5030238937822, 10060477875644, 20120955751288]

約数ペア:

[(1, 20120955751288), (2, 10060477875644), (4, 5030238937822), (7, 2874422250184), (8, 2515119468911), (14, 1437211125092), (28, 718605562546), (56, 359302781273), (263, 76505535176), (526, 38252767588), (1052, 19126383794), (1841, 10929362168), (2104, 9563191897), (3682, 5464681084), (7364, 2732340542), (14728, 1366170271), (32843, 612640616), (41597, 483711704), (65686, 306320308), (83194, 241855852), (131372, 153160154), (166388, 120927926), (229901, 87520088), (262744, 76580077), (291179, 69101672), (332776, 60463963), (459802, 43760044), (582358, 34550836), (919604, 21880022), (1164716, 17275418), (1839208, 10940011), (2329432, 8637709)]