27931216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:827

約数の個数: 40

約数和(自身を含む): 57461600

約数和(自身を除く): 29530384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 139, 152, 278, 304, 556, 661, 1112, 1322, 2224, 2641, 2644, 5282, 5288, 10564, 10576, 12559, 21128, 25118, 42256, 50236, 91879, 100472, 183758, 200944, 367516, 735032, 1470064, 1745701, 3491402, 6982804, 13965608, 27931216]

約数ペア:

[(1, 27931216), (2, 13965608), (4, 6982804), (8, 3491402), (16, 1745701), (19, 1470064), (38, 735032), (76, 367516), (139, 200944), (152, 183758), (278, 100472), (304, 91879), (556, 50236), (661, 42256), (1112, 25118), (1322, 21128), (2224, 12559), (2641, 10576), (2644, 10564), (5282, 5288)]