19109028

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 47234880

約数和(自身を除く): 28125852

約数列:

[1, 2, 3, 4, 6, 12, 29, 43, 58, 86, 87, 116, 129, 172, 174, 258, 348, 516, 1247, 1277, 2494, 2554, 3741, 3831, 4988, 5108, 7482, 7662, 14964, 15324, 37033, 54911, 74066, 109822, 111099, 148132, 164733, 219644, 222198, 329466, 444396, 658932, 1592419, 3184838, 4777257, 6369676, 9554514, 19109028]

約数ペア:

[(1, 19109028), (2, 9554514), (3, 6369676), (4, 4777257), (6, 3184838), (12, 1592419), (29, 658932), (43, 444396), (58, 329466), (86, 222198), (87, 219644), (116, 164733), (129, 148132), (172, 111099), (174, 109822), (258, 74066), (348, 54911), (516, 37033), (1247, 15324), (1277, 14964), (2494, 7662), (2554, 7482), (3741, 5108), (3831, 4988)]