18968558

素因数分解:

$2^1\times 7^1\times {\mathrm{1061}}^1\times {\mathrm{1277}}^1$

素因数の和:2347

約数の個数: 16

約数和(自身を含む): 32573664

約数和(自身を除く): 13605106

約数列:

[1, 2, 7, 14, 1061, 1277, 2122, 2554, 7427, 8939, 14854, 17878, 1354897, 2709794, 9484279, 18968558]

約数ペア:

[(1, 18968558), (2, 9484279), (7, 2709794), (14, 1354897), (1061, 17878), (1277, 14854), (2122, 8939), (2554, 7427)]