20927488

素因数分解:

$2^{10}\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:318

約数の個数: 44

約数和(自身を含む): 42446592

約数和(自身を除く): 21519104

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 191, 214, 256, 382, 428, 512, 764, 856, 1024, 1528, 1712, 3056, 3424, 6112, 6848, 12224, 13696, 20437, 24448, 27392, 40874, 48896, 54784, 81748, 97792, 109568, 163496, 195584, 326992, 653984, 1307968, 2615936, 5231872, 10463744, 20927488]

約数ペア:

[(1, 20927488), (2, 10463744), (4, 5231872), (8, 2615936), (16, 1307968), (32, 653984), (64, 326992), (107, 195584), (128, 163496), (191, 109568), (214, 97792), (256, 81748), (382, 54784), (428, 48896), (512, 40874), (764, 27392), (856, 24448), (1024, 20437), (1528, 13696), (1712, 12224), (3056, 6848), (3424, 6112)]