16620496

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{5273}}^1$

素因数の和:5478

約数の個数: 20

約数和(自身を含む): 32371812

約数和(自身を除く): 15751316

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 5273, 10546, 21092, 42184, 84368, 1038781, 2077562, 4155124, 8310248, 16620496]

約数ペア:

[(1, 16620496), (2, 8310248), (4, 4155124), (8, 2077562), (16, 1038781), (197, 84368), (394, 42184), (788, 21092), (1576, 10546), (3152, 5273)]