19908112

素因数分解:

$2^4\times 7^2\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:468

約数の個数: 60

約数和(自身を含む): 45659280

約数和(自身を除く): 25751168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 67, 98, 112, 134, 196, 268, 379, 392, 469, 536, 758, 784, 938, 1072, 1516, 1876, 2653, 3032, 3283, 3752, 5306, 6064, 6566, 7504, 10612, 13132, 18571, 21224, 25393, 26264, 37142, 42448, 50786, 52528, 74284, 101572, 148568, 177751, 203144, 297136, 355502, 406288, 711004, 1244257, 1422008, 2488514, 2844016, 4977028, 9954056, 19908112]

約数ペア:

[(1, 19908112), (2, 9954056), (4, 4977028), (7, 2844016), (8, 2488514), (14, 1422008), (16, 1244257), (28, 711004), (49, 406288), (56, 355502), (67, 297136), (98, 203144), (112, 177751), (134, 148568), (196, 101572), (268, 74284), (379, 52528), (392, 50786), (469, 42448), (536, 37142), (758, 26264), (784, 25393), (938, 21224), (1072, 18571), (1516, 13132), (1876, 10612), (2653, 7504), (3032, 6566), (3283, 6064), (3752, 5306)]