19345730

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{26501}}^1$

素因数の和:26581

約数の個数: 16

約数和(自身を含む): 35300664

約数和(自身を除く): 15954934

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 26501, 53002, 132505, 265010, 1934573, 3869146, 9672865, 19345730]

約数ペア:

[(1, 19345730), (2, 9672865), (5, 3869146), (10, 1934573), (73, 265010), (146, 132505), (365, 53002), (730, 26501)]