20197265216

素因数分解:

$2^6\times {\mathrm{107}}^1\times {\mathrm{1301}}^1\times {\mathrm{2267}}^1$

素因数の和:3687

約数の個数: 56

約数和(自身を含む): 40502470176

約数和(自身を除く): 20305204960

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 214, 428, 856, 1301, 1712, 2267, 2602, 3424, 4534, 5204, 6848, 9068, 10408, 18136, 20816, 36272, 41632, 72544, 83264, 139207, 145088, 242569, 278414, 485138, 556828, 970276, 1113656, 1940552, 2227312, 2949367, 3881104, 4454624, 5898734, 7762208, 8909248, 11797468, 15524416, 23594936, 47189872, 94379744, 188759488, 315582269, 631164538, 1262329076, 2524658152, 5049316304, 10098632608, 20197265216]

約数ペア:

[(1, 20197265216), (2, 10098632608), (4, 5049316304), (8, 2524658152), (16, 1262329076), (32, 631164538), (64, 315582269), (107, 188759488), (214, 94379744), (428, 47189872), (856, 23594936), (1301, 15524416), (1712, 11797468), (2267, 8909248), (2602, 7762208), (3424, 5898734), (4534, 4454624), (5204, 3881104), (6848, 2949367), (9068, 2227312), (10408, 1940552), (18136, 1113656), (20816, 970276), (36272, 556828), (41632, 485138), (72544, 278414), (83264, 242569), (139207, 145088)]