2158968704

素因数分解:

$2^7\times {\mathrm{197}}^1\times {\mathrm{85619}}^1$

素因数の和:85830

約数の個数: 32

約数和(自身を含む): 4322953800

約数和(自身を除く): 2163985096

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 394, 788, 1576, 3152, 6304, 12608, 25216, 85619, 171238, 342476, 684952, 1369904, 2739808, 5479616, 10959232, 16866943, 33733886, 67467772, 134935544, 269871088, 539742176, 1079484352, 2158968704]

約数ペア:

[(1, 2158968704), (2, 1079484352), (4, 539742176), (8, 269871088), (16, 134935544), (32, 67467772), (64, 33733886), (128, 16866943), (197, 10959232), (394, 5479616), (788, 2739808), (1576, 1369904), (3152, 684952), (6304, 342476), (12608, 171238), (25216, 85619)]