18128742

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{643}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 37588992

約数和(自身を除く): 19460250

約数列:

[1, 2, 3, 6, 37, 74, 111, 127, 222, 254, 381, 643, 762, 1286, 1929, 3858, 4699, 9398, 14097, 23791, 28194, 47582, 71373, 81661, 142746, 163322, 244983, 489966, 3021457, 6042914, 9064371, 18128742]

約数ペア:

[(1, 18128742), (2, 9064371), (3, 6042914), (6, 3021457), (37, 489966), (74, 244983), (111, 163322), (127, 142746), (222, 81661), (254, 71373), (381, 47582), (643, 28194), (762, 23791), (1286, 14097), (1929, 9398), (3858, 4699)]