203515904

素因数分解:

$2^{11}\times {\mathrm{43}}^1\times {\mathrm{2311}}^1$

素因数の和:2376

約数の個数: 48

約数和(自身を含む): 416576160

約数和(自身を除く): 213060256

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 1024, 1376, 2048, 2311, 2752, 4622, 5504, 9244, 11008, 18488, 22016, 36976, 44032, 73952, 88064, 99373, 147904, 198746, 295808, 397492, 591616, 794984, 1183232, 1589968, 2366464, 3179936, 4732928, 6359872, 12719744, 25439488, 50878976, 101757952, 203515904]

約数ペア:

[(1, 203515904), (2, 101757952), (4, 50878976), (8, 25439488), (16, 12719744), (32, 6359872), (43, 4732928), (64, 3179936), (86, 2366464), (128, 1589968), (172, 1183232), (256, 794984), (344, 591616), (512, 397492), (688, 295808), (1024, 198746), (1376, 147904), (2048, 99373), (2311, 88064), (2752, 73952), (4622, 44032), (5504, 36976), (9244, 22016), (11008, 18488)]