20769252

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2549}}^1$

素因数の和:2660

約数の個数: 48

約数和(自身を含む): 55977600

約数和(自身を除く): 35208348

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 97, 194, 291, 388, 582, 679, 1164, 1358, 2037, 2549, 2716, 4074, 5098, 7647, 8148, 10196, 15294, 17843, 30588, 35686, 53529, 71372, 107058, 214116, 247253, 494506, 741759, 989012, 1483518, 1730771, 2967036, 3461542, 5192313, 6923084, 10384626, 20769252]

約数ペア:

[(1, 20769252), (2, 10384626), (3, 6923084), (4, 5192313), (6, 3461542), (7, 2967036), (12, 1730771), (14, 1483518), (21, 989012), (28, 741759), (42, 494506), (84, 247253), (97, 214116), (194, 107058), (291, 71372), (388, 53529), (582, 35686), (679, 30588), (1164, 17843), (1358, 15294), (2037, 10196), (2549, 8148), (2716, 7647), (4074, 5098)]