19664896

素因数分解:

$2^{12}\times {\mathrm{4801}}^1$

素因数の和:4825

約数の個数: 26

約数和(自身を含む): 39333182

約数和(自身を除く): 19668286

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 4801, 9602, 19204, 38408, 76816, 153632, 307264, 614528, 1229056, 2458112, 4916224, 9832448, 19664896]

約数ペア:

[(1, 19664896), (2, 9832448), (4, 4916224), (8, 2458112), (16, 1229056), (32, 614528), (64, 307264), (128, 153632), (256, 76816), (512, 38408), (1024, 19204), (2048, 9602), (4096, 4801)]