18980925951

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1893737}}^1$

素因数の和:1894010

約数の個数: 16

約数和(自身を含む): 27360726624

約数和(自身を除く): 8379800673

約数列:

[1, 3, 13, 39, 257, 771, 3341, 10023, 1893737, 5681211, 24618581, 73855743, 486690409, 1460071227, 6326975317, 18980925951]

約数ペア:

[(1, 18980925951), (3, 6326975317), (13, 1460071227), (39, 486690409), (257, 73855743), (771, 24618581), (3341, 5681211), (10023, 1893737)]