19480590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{216451}}^1$

素因数の和:216464

約数の個数: 24

約数和(自身を含む): 50649768

約数和(自身を除く): 31169178

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 216451, 432902, 649353, 1082255, 1298706, 1948059, 2164510, 3246765, 3896118, 6493530, 9740295, 19480590]

約数ペア:

[(1, 19480590), (2, 9740295), (3, 6493530), (5, 3896118), (6, 3246765), (9, 2164510), (10, 1948059), (15, 1298706), (18, 1082255), (30, 649353), (45, 432902), (90, 216451)]