18970816

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{15601}}^1$

素因数の和:15632

約数の個数: 28

約数和(自身を含む): 39629080

約数和(自身を除く): 20658264

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 15601, 31202, 62404, 124808, 249616, 296419, 499232, 592838, 998464, 1185676, 2371352, 4742704, 9485408, 18970816]

約数ペア:

[(1, 18970816), (2, 9485408), (4, 4742704), (8, 2371352), (16, 1185676), (19, 998464), (32, 592838), (38, 499232), (64, 296419), (76, 249616), (152, 124808), (304, 62404), (608, 31202), (1216, 15601)]