18972554

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{4481}}^1$

素因数の和:4585

約数の個数: 16

約数和(自身を含む): 29850120

約数和(自身を除く): 10877566

約数列:

[1, 2, 29, 58, 73, 146, 2117, 4234, 4481, 8962, 129949, 259898, 327113, 654226, 9486277, 18972554]

約数ペア:

[(1, 18972554), (2, 9486277), (29, 654226), (58, 327113), (73, 259898), (146, 129949), (2117, 8962), (4234, 4481)]