18869770

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{25849}}^1$

素因数の和:25929

約数の個数: 16

約数和(自身を含む): 34432200

約数和(自身を除く): 15562430

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 25849, 51698, 129245, 258490, 1886977, 3773954, 9434885, 18869770]

約数ペア:

[(1, 18869770), (2, 9434885), (5, 3773954), (10, 1886977), (73, 258490), (146, 129245), (365, 51698), (730, 25849)]