19248705

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{20369}}^1$

素因数の和:20390

約数の個数: 32

約数和(自身を含む): 39110400

約数和(自身を除く): 19861695

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 20369, 61107, 101845, 142583, 183321, 305535, 427749, 549963, 712915, 916605, 1283247, 2138745, 2749815, 3849741, 6416235, 19248705]

約数ペア:

[(1, 19248705), (3, 6416235), (5, 3849741), (7, 2749815), (9, 2138745), (15, 1283247), (21, 916605), (27, 712915), (35, 549963), (45, 427749), (63, 305535), (105, 183321), (135, 142583), (189, 101845), (315, 61107), (945, 20369)]