19089076

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^2\times {\mathrm{89}}^1$

素因数の和:208

約数の個数: 36

約数和(自身を含む): 35777700

約数和(自身を除く): 16688624

約数列:

[1, 2, 4, 29, 43, 58, 86, 89, 116, 172, 178, 356, 1247, 1849, 2494, 2581, 3698, 3827, 4988, 5162, 7396, 7654, 10324, 15308, 53621, 107242, 110983, 164561, 214484, 221966, 329122, 443932, 658244, 4772269, 9544538, 19089076]

約数ペア:

[(1, 19089076), (2, 9544538), (4, 4772269), (29, 658244), (43, 443932), (58, 329122), (86, 221966), (89, 214484), (116, 164561), (172, 110983), (178, 107242), (356, 53621), (1247, 15308), (1849, 10324), (2494, 7654), (2581, 7396), (3698, 5162), (3827, 4988)]