838393696

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{196991}}^1$

素因数の和:197027

約数の個数: 48

約数和(自身を含む): 1985679360

約数和(自身を除く): 1147285664

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 196991, 393982, 787964, 1378937, 1575928, 2757874, 3151856, 3742829, 5515748, 6303712, 7485658, 11031496, 14971316, 22062992, 26199803, 29942632, 44125984, 52399606, 59885264, 104799212, 119770528, 209598424, 419196848, 838393696]

約数ペア:

[(1, 838393696), (2, 419196848), (4, 209598424), (7, 119770528), (8, 104799212), (14, 59885264), (16, 52399606), (19, 44125984), (28, 29942632), (32, 26199803), (38, 22062992), (56, 14971316), (76, 11031496), (112, 7485658), (133, 6303712), (152, 5515748), (224, 3742829), (266, 3151856), (304, 2757874), (532, 1575928), (608, 1378937), (1064, 787964), (2128, 393982), (4256, 196991)]