19171408

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{7351}}^1$

素因数の和:7522

約数の個数: 20

約数和(自身を含む): 37377568

約数和(自身を除く): 18206160

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 7351, 14702, 29404, 58808, 117616, 1198213, 2396426, 4792852, 9585704, 19171408]

約数ペア:

[(1, 19171408), (2, 9585704), (4, 4792852), (8, 2396426), (16, 1198213), (163, 117616), (326, 58808), (652, 29404), (1304, 14702), (2608, 7351)]