12718449842

素因数分解:

$2^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{1987879}}^1$

素因数の和:1988345

約数の個数: 16

約数和(自身を含む): 21850776960

約数和(自身を除く): 9132327118

約数列:

[1, 2, 7, 14, 457, 914, 3199, 6398, 1987879, 3975758, 13915153, 27830306, 908460703, 1816921406, 6359224921, 12718449842]

約数ペア:

[(1, 12718449842), (2, 6359224921), (7, 1816921406), (14, 908460703), (457, 27830306), (914, 13915153), (3199, 3975758), (6398, 1987879)]