28154368

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{4999}}^1$

素因数の和:5028

約数の個数: 40

約数和(自身を含む): 61380000

約数和(自身を除く): 33225632

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 4999, 5632, 9998, 19996, 39992, 54989, 79984, 109978, 159968, 219956, 319936, 439912, 639872, 879824, 1279744, 1759648, 2559488, 3519296, 7038592, 14077184, 28154368]

約数ペア:

[(1, 28154368), (2, 14077184), (4, 7038592), (8, 3519296), (11, 2559488), (16, 1759648), (22, 1279744), (32, 879824), (44, 639872), (64, 439912), (88, 319936), (128, 219956), (176, 159968), (256, 109978), (352, 79984), (512, 54989), (704, 39992), (1408, 19996), (2816, 9998), (4999, 5632)]