16840514

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{619}}^1$

素因数の和:905

約数の個数: 16

約数和(自身を含む): 25831680

約数和(自身を除く): 8991166

約数列:

[1, 2, 61, 122, 223, 446, 619, 1238, 13603, 27206, 37759, 75518, 138037, 276074, 8420257, 16840514]

約数ペア:

[(1, 16840514), (2, 8420257), (61, 276074), (122, 138037), (223, 75518), (446, 37759), (619, 27206), (1238, 13603)]