19117740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{318629}}^1$

素因数の和:318641

約数の個数: 24

約数和(自身を含む): 53529840

約数和(自身を除く): 34412100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 318629, 637258, 955887, 1274516, 1593145, 1911774, 3186290, 3823548, 4779435, 6372580, 9558870, 19117740]

約数ペア:

[(1, 19117740), (2, 9558870), (3, 6372580), (4, 4779435), (5, 3823548), (6, 3186290), (10, 1911774), (12, 1593145), (15, 1274516), (20, 955887), (30, 637258), (60, 318629)]