20078576

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5783}}^1$

素因数の和:5829

約数の個数: 40

約数和(自身を含む): 45901824

約数和(自身を除く): 25823248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 5783, 11566, 23132, 40481, 46264, 80962, 92528, 161924, 179273, 323848, 358546, 647696, 717092, 1254911, 1434184, 2509822, 2868368, 5019644, 10039288, 20078576]

約数ペア:

[(1, 20078576), (2, 10039288), (4, 5019644), (7, 2868368), (8, 2509822), (14, 1434184), (16, 1254911), (28, 717092), (31, 647696), (56, 358546), (62, 323848), (112, 179273), (124, 161924), (217, 92528), (248, 80962), (434, 46264), (496, 40481), (868, 23132), (1736, 11566), (3472, 5783)]