18729018

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13513}}^1$

素因数の和:13539

約数の個数: 48

約数和(自身を含む): 50596416

約数和(自身を除く): 31867398

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 13513, 27026, 40539, 81078, 94591, 121617, 148643, 189182, 243234, 283773, 297286, 445929, 567546, 851319, 891858, 1040501, 1337787, 1702638, 2081002, 2675574, 3121503, 6243006, 9364509, 18729018]

約数ペア:

[(1, 18729018), (2, 9364509), (3, 6243006), (6, 3121503), (7, 2675574), (9, 2081002), (11, 1702638), (14, 1337787), (18, 1040501), (21, 891858), (22, 851319), (33, 567546), (42, 445929), (63, 297286), (66, 283773), (77, 243234), (99, 189182), (126, 148643), (154, 121617), (198, 94591), (231, 81078), (462, 40539), (693, 27026), (1386, 13513)]