20194688

素因数分解:

$2^7\times {\mathrm{157771}}^1$

素因数の和:157785

約数の個数: 16

約数和(自身を含む): 40231860

約数和(自身を除く): 20037172

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157771, 315542, 631084, 1262168, 2524336, 5048672, 10097344, 20194688]

約数ペア:

[(1, 20194688), (2, 10097344), (4, 5048672), (8, 2524336), (16, 1262168), (32, 631084), (64, 315542), (128, 157771)]