18518906

素因数分解:

$2^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{5147}}^1$

素因数の和:5413

約数の個数: 16

約数和(自身を含む): 31876416

約数和(自身を除く): 13357510

約数列:

[1, 2, 7, 14, 257, 514, 1799, 3598, 5147, 10294, 36029, 72058, 1322779, 2645558, 9259453, 18518906]

約数ペア:

[(1, 18518906), (2, 9259453), (7, 2645558), (14, 1322779), (257, 72058), (514, 36029), (1799, 10294), (3598, 5147)]