19490775

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{11299}}^1$

素因数の和:11335

約数の個数: 24

約数和(自身を含む): 33628800

約数和(自身を除く): 14138025

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1725, 11299, 33897, 56495, 169485, 259877, 282475, 779631, 847425, 1299385, 3898155, 6496925, 19490775]

約数ペア:

[(1, 19490775), (3, 6496925), (5, 3898155), (15, 1299385), (23, 847425), (25, 779631), (69, 282475), (75, 259877), (115, 169485), (345, 56495), (575, 33897), (1725, 11299)]