19976285

素因数分解:

$5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{5651}}^1$

素因数の和:5764

約数の個数: 16

約数和(自身を含む): 27672192

約数和(自身を除く): 7695907

約数列:

[1, 5, 7, 35, 101, 505, 707, 3535, 5651, 28255, 39557, 197785, 570751, 2853755, 3995257, 19976285]

約数ペア:

[(1, 19976285), (5, 3995257), (7, 2853755), (35, 570751), (101, 197785), (505, 39557), (707, 28255), (3535, 5651)]