19666192

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1039}}^1$

素因数の和:1080

約数の個数: 60

約数和(自身を含む): 47199360

約数和(自身を除く): 27533168

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 169, 182, 208, 338, 364, 676, 728, 1039, 1183, 1352, 1456, 2078, 2366, 2704, 4156, 4732, 7273, 8312, 9464, 13507, 14546, 16624, 18928, 27014, 29092, 54028, 58184, 94549, 108056, 116368, 175591, 189098, 216112, 351182, 378196, 702364, 756392, 1229137, 1404728, 1512784, 2458274, 2809456, 4916548, 9833096, 19666192]

約数ペア:

[(1, 19666192), (2, 9833096), (4, 4916548), (7, 2809456), (8, 2458274), (13, 1512784), (14, 1404728), (16, 1229137), (26, 756392), (28, 702364), (52, 378196), (56, 351182), (91, 216112), (104, 189098), (112, 175591), (169, 116368), (182, 108056), (208, 94549), (338, 58184), (364, 54028), (676, 29092), (728, 27014), (1039, 18928), (1183, 16624), (1352, 14546), (1456, 13507), (2078, 9464), (2366, 8312), (2704, 7273), (4156, 4732)]