18489845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{6343}}^1$

素因数の和:6412

約数の個数: 16

約数和(自身を含む): 24665472

約数和(自身を除く): 6175627

約数列:

[1, 5, 11, 53, 55, 265, 583, 2915, 6343, 31715, 69773, 336179, 348865, 1680895, 3697969, 18489845]

約数ペア:

[(1, 18489845), (5, 3697969), (11, 1680895), (53, 348865), (55, 336179), (265, 69773), (583, 31715), (2915, 6343)]