18205125873

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{281321}}^1$

素因数の和:281425

約数の個数: 32

約数和(自身を含む): 27709091712

約数和(自身を除く): 9503965839

約数列:

[1, 3, 11, 33, 37, 53, 111, 159, 407, 583, 1221, 1749, 1961, 5883, 21571, 64713, 281321, 843963, 3094531, 9283593, 10408877, 14910013, 31226631, 44730039, 114497647, 164010143, 343492941, 492030429, 551670481, 1655011443, 6068375291, 18205125873]

約数ペア:

[(1, 18205125873), (3, 6068375291), (11, 1655011443), (33, 551670481), (37, 492030429), (53, 343492941), (111, 164010143), (159, 114497647), (407, 44730039), (583, 31226631), (1221, 14910013), (1749, 10408877), (1961, 9283593), (5883, 3094531), (21571, 843963), (64713, 281321)]