204919596

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18911}}^1$

素因数の和:18971

約数の個数: 72

約数和(自身を含む): 605789184

約数和(自身を除く): 400869588

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 2709, 3612, 5418, 10836, 18911, 37822, 56733, 75644, 113466, 132377, 170199, 226932, 264754, 340398, 397131, 529508, 680796, 794262, 813173, 1191393, 1588524, 1626346, 2382786, 2439519, 3252692, 4765572, 4879038, 5692211, 7318557, 9758076, 11384422, 14637114, 17076633, 22768844, 29274228, 34153266, 51229899, 68306532, 102459798, 204919596]

約数ペア:

[(1, 204919596), (2, 102459798), (3, 68306532), (4, 51229899), (6, 34153266), (7, 29274228), (9, 22768844), (12, 17076633), (14, 14637114), (18, 11384422), (21, 9758076), (28, 7318557), (36, 5692211), (42, 4879038), (43, 4765572), (63, 3252692), (84, 2439519), (86, 2382786), (126, 1626346), (129, 1588524), (172, 1191393), (252, 813173), (258, 794262), (301, 680796), (387, 529508), (516, 397131), (602, 340398), (774, 264754), (903, 226932), (1204, 170199), (1548, 132377), (1806, 113466), (2709, 75644), (3612, 56733), (5418, 37822), (10836, 18911)]