20303792

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{15289}}^1$

素因数の和:15380

約数の個数: 20

約数和(自身を含む): 39815160

約数和(自身を除く): 19511368

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 15289, 30578, 61156, 122312, 244624, 1268987, 2537974, 5075948, 10151896, 20303792]

約数ペア:

[(1, 20303792), (2, 10151896), (4, 5075948), (8, 2537974), (16, 1268987), (83, 244624), (166, 122312), (332, 61156), (664, 30578), (1328, 15289)]