18157552

素因数分解:

$2^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{727}}^1$

素因数の和:965

約数の個数: 40

約数和(自身を含む): 40441856

約数和(自身を除く): 22284304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 446, 727, 892, 1454, 1561, 1784, 2908, 3122, 3568, 5089, 5816, 6244, 10178, 11632, 12488, 20356, 24976, 40712, 81424, 162121, 324242, 648484, 1134847, 1296968, 2269694, 2593936, 4539388, 9078776, 18157552]

約数ペア:

[(1, 18157552), (2, 9078776), (4, 4539388), (7, 2593936), (8, 2269694), (14, 1296968), (16, 1134847), (28, 648484), (56, 324242), (112, 162121), (223, 81424), (446, 40712), (727, 24976), (892, 20356), (1454, 12488), (1561, 11632), (1784, 10178), (2908, 6244), (3122, 5816), (3568, 5089)]