12121918

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4513}}^1$

素因数の和:4611

約数の個数: 16

約数和(自身を含む): 19500480

約数和(自身を除く): 7378562

約数列:

[1, 2, 17, 34, 79, 158, 1343, 2686, 4513, 9026, 76721, 153442, 356527, 713054, 6060959, 12121918]

約数ペア:

[(1, 12121918), (2, 6060959), (17, 713054), (34, 356527), (79, 153442), (158, 76721), (1343, 9026), (2686, 4513)]