19095970

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{4253}}^1$

素因数の和:4709

約数の個数: 16

約数和(自身を含む): 34457400

約数和(自身を除く): 15361430

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4253, 4490, 8506, 21265, 42530, 1909597, 3819194, 9547985, 19095970]

約数ペア:

[(1, 19095970), (2, 9547985), (5, 3819194), (10, 1909597), (449, 42530), (898, 21265), (2245, 8506), (4253, 4490)]