203555816

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:522

約数の個数: 64

約数和(自身を含む): 417312000

約数和(自身を除く): 213756184

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 89, 152, 164, 178, 328, 356, 367, 712, 734, 779, 1468, 1558, 1691, 2936, 3116, 3382, 3649, 6232, 6764, 6973, 7298, 13528, 13946, 14596, 15047, 27892, 29192, 30094, 32663, 55784, 60188, 65326, 69331, 120376, 130652, 138662, 261304, 277324, 285893, 554648, 571786, 620597, 1143572, 1241194, 1339183, 2287144, 2482388, 2678366, 4964776, 5356732, 10713464, 25444477, 50888954, 101777908, 203555816]

約数ペア:

[(1, 203555816), (2, 101777908), (4, 50888954), (8, 25444477), (19, 10713464), (38, 5356732), (41, 4964776), (76, 2678366), (82, 2482388), (89, 2287144), (152, 1339183), (164, 1241194), (178, 1143572), (328, 620597), (356, 571786), (367, 554648), (712, 285893), (734, 277324), (779, 261304), (1468, 138662), (1558, 130652), (1691, 120376), (2936, 69331), (3116, 65326), (3382, 60188), (3649, 55784), (6232, 32663), (6764, 30094), (6973, 29192), (7298, 27892), (13528, 15047), (13946, 14596)]