15818556

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3271}}^1$

素因数の和:3322

約数の個数: 48

約数和(自身を含む): 41043968

約数和(自身を除く): 25225412

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 3271, 4836, 6542, 9813, 13084, 19626, 39252, 42523, 85046, 101401, 127569, 170092, 202802, 255138, 304203, 405604, 510276, 608406, 1216812, 1318213, 2636426, 3954639, 5272852, 7909278, 15818556]

約数ペア:

[(1, 15818556), (2, 7909278), (3, 5272852), (4, 3954639), (6, 2636426), (12, 1318213), (13, 1216812), (26, 608406), (31, 510276), (39, 405604), (52, 304203), (62, 255138), (78, 202802), (93, 170092), (124, 127569), (156, 101401), (186, 85046), (372, 42523), (403, 39252), (806, 19626), (1209, 13084), (1612, 9813), (2418, 6542), (3271, 4836)]