19290865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{977}}^1$

素因数の和:1352

約数の個数: 16

約数和(自身を含む): 25349760

約数和(自身を除く): 6058895

約数列:

[1, 5, 11, 55, 359, 977, 1795, 3949, 4885, 10747, 19745, 53735, 350743, 1753715, 3858173, 19290865]

約数ペア:

[(1, 19290865), (5, 3858173), (11, 1753715), (55, 350743), (359, 53735), (977, 19745), (1795, 10747), (3949, 4885)]