20932615

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 28740096

約数和(自身を除く): 7807481

約数列:

[1, 5, 11, 43, 53, 55, 167, 215, 265, 473, 583, 835, 1837, 2279, 2365, 2915, 7181, 8851, 9185, 11395, 25069, 35905, 44255, 78991, 97361, 125345, 380593, 394955, 486805, 1902965, 4186523, 20932615]

約数ペア:

[(1, 20932615), (5, 4186523), (11, 1902965), (43, 486805), (53, 394955), (55, 380593), (167, 125345), (215, 97361), (265, 78991), (473, 44255), (583, 35905), (835, 25069), (1837, 11395), (2279, 9185), (2365, 8851), (2915, 7181)]