19688004

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11161}}^1$

素因数の和:11185

約数の個数: 54

約数和(自身を含む): 57897294

約数和(自身を除く): 38209290

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 11161, 22322, 33483, 44644, 66966, 78127, 100449, 133932, 156254, 200898, 234381, 312508, 401796, 468762, 546889, 703143, 937524, 1093778, 1406286, 1640667, 2187556, 2812572, 3281334, 4922001, 6562668, 9844002, 19688004]

約数ペア:

[(1, 19688004), (2, 9844002), (3, 6562668), (4, 4922001), (6, 3281334), (7, 2812572), (9, 2187556), (12, 1640667), (14, 1406286), (18, 1093778), (21, 937524), (28, 703143), (36, 546889), (42, 468762), (49, 401796), (63, 312508), (84, 234381), (98, 200898), (126, 156254), (147, 133932), (196, 100449), (252, 78127), (294, 66966), (441, 44644), (588, 33483), (882, 22322), (1764, 11161)]