1663670398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{145757}}^1$

素因数の和:146211

約数の個数: 16

約数和(自身を含む): 2693607840

約数和(自身を除く): 1029937442

約数列:

[1, 2, 13, 26, 439, 878, 5707, 11414, 145757, 291514, 1894841, 3789682, 63987323, 127974646, 831835199, 1663670398]

約数ペア:

[(1, 1663670398), (2, 831835199), (13, 127974646), (26, 63987323), (439, 3789682), (878, 1894841), (5707, 291514), (11414, 145757)]