18846191

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2837}}^1$

素因数の和:2930

約数の個数: 16

約数和(自身を含む): 23521344

約数和(自身を除く): 4675153

約数列:

[1, 7, 13, 73, 91, 511, 949, 2837, 6643, 19859, 36881, 207101, 258167, 1449707, 2692313, 18846191]

約数ペア:

[(1, 18846191), (7, 2692313), (13, 1449707), (73, 258167), (91, 207101), (511, 36881), (949, 19859), (2837, 6643)]