20031488

素因数分解:

$2^{11}\times {\mathrm{9781}}^1$

素因数の和:9803

約数の個数: 24

約数和(自身を含む): 40057290

約数和(自身を除く): 20025802

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 9781, 19562, 39124, 78248, 156496, 312992, 625984, 1251968, 2503936, 5007872, 10015744, 20031488]

約数ペア:

[(1, 20031488), (2, 10015744), (4, 5007872), (8, 2503936), (16, 1251968), (32, 625984), (64, 312992), (128, 156496), (256, 78248), (512, 39124), (1024, 19562), (2048, 9781)]