20075442016

素因数分解:

$2^5\times 7^1\times {\mathrm{379}}^1\times {\mathrm{236471}}^1$

素因数の和:236867

約数の個数: 48

約数和(自身を含む): 45289117440

約数和(自身を除く): 25213675424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 379, 758, 1516, 2653, 3032, 5306, 6064, 10612, 12128, 21224, 42448, 84896, 236471, 472942, 945884, 1655297, 1891768, 3310594, 3783536, 6621188, 7567072, 13242376, 26484752, 52969504, 89622509, 179245018, 358490036, 627357563, 716980072, 1254715126, 1433960144, 2509430252, 2867920288, 5018860504, 10037721008, 20075442016]

約数ペア:

[(1, 20075442016), (2, 10037721008), (4, 5018860504), (7, 2867920288), (8, 2509430252), (14, 1433960144), (16, 1254715126), (28, 716980072), (32, 627357563), (56, 358490036), (112, 179245018), (224, 89622509), (379, 52969504), (758, 26484752), (1516, 13242376), (2653, 7567072), (3032, 6621188), (5306, 3783536), (6064, 3310594), (10612, 1891768), (12128, 1655297), (21224, 945884), (42448, 472942), (84896, 236471)]