26513456

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:573

約数の個数: 40

約数和(自身を含む): 53277840

約数和(自身を除く): 26764384

約数列:

[1, 2, 4, 8, 16, 43, 86, 89, 172, 178, 344, 356, 433, 688, 712, 866, 1424, 1732, 3464, 3827, 6928, 7654, 15308, 18619, 30616, 37238, 38537, 61232, 74476, 77074, 148952, 154148, 297904, 308296, 616592, 1657091, 3314182, 6628364, 13256728, 26513456]

約数ペア:

[(1, 26513456), (2, 13256728), (4, 6628364), (8, 3314182), (16, 1657091), (43, 616592), (86, 308296), (89, 297904), (172, 154148), (178, 148952), (344, 77074), (356, 74476), (433, 61232), (688, 38537), (712, 37238), (866, 30616), (1424, 18619), (1732, 15308), (3464, 7654), (3827, 6928)]