20803512

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{50989}}^1$

素因数の和:51015

約数の個数: 32

約数和(自身を含む): 55069200

約数和(自身を除く): 34265688

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 50989, 101978, 152967, 203956, 305934, 407912, 611868, 866813, 1223736, 1733626, 2600439, 3467252, 5200878, 6934504, 10401756, 20803512]

約数ペア:

[(1, 20803512), (2, 10401756), (3, 6934504), (4, 5200878), (6, 3467252), (8, 2600439), (12, 1733626), (17, 1223736), (24, 866813), (34, 611868), (51, 407912), (68, 305934), (102, 203956), (136, 152967), (204, 101978), (408, 50989)]