18469878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{439759}}^1$

素因数の和:439771

約数の個数: 16

約数和(自身を含む): 42216960

約数和(自身を除く): 23747082

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 439759, 879518, 1319277, 2638554, 3078313, 6156626, 9234939, 18469878]

約数ペア:

[(1, 18469878), (2, 9234939), (3, 6156626), (6, 3078313), (7, 2638554), (14, 1319277), (21, 879518), (42, 439759)]