20171776

素因数分解:

$2^{10}\times {\mathrm{19699}}^1$

素因数の和:19719

約数の個数: 22

約数和(自身を含む): 40325900

約数和(自身を除く): 20154124

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 19699, 39398, 78796, 157592, 315184, 630368, 1260736, 2521472, 5042944, 10085888, 20171776]

約数ペア:

[(1, 20171776), (2, 10085888), (4, 5042944), (8, 2521472), (16, 1260736), (32, 630368), (64, 315184), (128, 157592), (256, 78796), (512, 39398), (1024, 19699)]