18419842

素因数分解:

$2^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{2879}}^1$

素因数の和:3345

約数の個数: 16

約数和(自身を含む): 31656960

約数和(自身を除く): 13237118

約数列:

[1, 2, 7, 14, 457, 914, 2879, 3199, 5758, 6398, 20153, 40306, 1315703, 2631406, 9209921, 18419842]

約数ペア:

[(1, 18419842), (2, 9209921), (7, 2631406), (14, 1315703), (457, 40306), (914, 20153), (2879, 6398), (3199, 5758)]