198270770

素因数分解:

$2^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{38953}}^1$

素因数の和:39469

約数の個数: 16

約数和(自身を含む): 357597720

約数和(自身を除く): 159326950

約数列:

[1, 2, 5, 10, 509, 1018, 2545, 5090, 38953, 77906, 194765, 389530, 19827077, 39654154, 99135385, 198270770]

約数ペア:

[(1, 198270770), (2, 99135385), (5, 39654154), (10, 19827077), (509, 389530), (1018, 194765), (2545, 77906), (5090, 38953)]