18707916

素因数分解:

$2^2\times 3^1\times {\mathrm{223}}^1\times {\mathrm{6991}}^1$

素因数の和:7221

約数の個数: 24

約数和(自身を含む): 43853824

約数和(自身を除く): 25145908

約数列:

[1, 2, 3, 4, 6, 12, 223, 446, 669, 892, 1338, 2676, 6991, 13982, 20973, 27964, 41946, 83892, 1558993, 3117986, 4676979, 6235972, 9353958, 18707916]

約数ペア:

[(1, 18707916), (2, 9353958), (3, 6235972), (4, 4676979), (6, 3117986), (12, 1558993), (223, 83892), (446, 41946), (669, 27964), (892, 20973), (1338, 13982), (2676, 6991)]