20161225218

素因数分解:

$2^1\times 3^1\times {\mathrm{1307}}^1\times {\mathrm{1361}}^1\times {\mathrm{1889}}^1$

素因数の和:4562

約数の個数: 32

約数和(自身を含む): 40404329280

約数和(自身を除く): 20243104062

約数列:

[1, 2, 3, 6, 1307, 1361, 1889, 2614, 2722, 3778, 3921, 4083, 5667, 7842, 8166, 11334, 1778827, 2468923, 2570929, 3557654, 4937846, 5141858, 5336481, 7406769, 7712787, 10672962, 14813538, 15425574, 3360204203, 6720408406, 10080612609, 20161225218]

約数ペア:

[(1, 20161225218), (2, 10080612609), (3, 6720408406), (6, 3360204203), (1307, 15425574), (1361, 14813538), (1889, 10672962), (2614, 7712787), (2722, 7406769), (3778, 5336481), (3921, 5141858), (4083, 4937846), (5667, 3557654), (7842, 2570929), (8166, 2468923), (11334, 1778827)]