18673954

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{16703}}^1$

素因数の和:16761

約数の個数: 16

約数和(自身を含む): 30868992

約数和(自身を除く): 12195038

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 16703, 33406, 217139, 434278, 718229, 1436458, 9336977, 18673954]

約数ペア:

[(1, 18673954), (2, 9336977), (13, 1436458), (26, 718229), (43, 434278), (86, 217139), (559, 33406), (1118, 16703)]