19657792

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3989}}^1$

素因数の和:4019

約数の個数: 56

約数和(自身を含む): 48646080

約数和(自身を除く): 28988288

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 154, 176, 224, 308, 352, 448, 616, 704, 1232, 2464, 3989, 4928, 7978, 15956, 27923, 31912, 43879, 55846, 63824, 87758, 111692, 127648, 175516, 223384, 255296, 307153, 351032, 446768, 614306, 702064, 893536, 1228612, 1404128, 1787072, 2457224, 2808256, 4914448, 9828896, 19657792]

約数ペア:

[(1, 19657792), (2, 9828896), (4, 4914448), (7, 2808256), (8, 2457224), (11, 1787072), (14, 1404128), (16, 1228612), (22, 893536), (28, 702064), (32, 614306), (44, 446768), (56, 351032), (64, 307153), (77, 255296), (88, 223384), (112, 175516), (154, 127648), (176, 111692), (224, 87758), (308, 63824), (352, 55846), (448, 43879), (616, 31912), (704, 27923), (1232, 15956), (2464, 7978), (3989, 4928)]