17949904

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1153}}^1$

素因数の和:1307

約数の個数: 40

約数和(自身を含む): 40066880

約数和(自身を除く): 22116976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 556, 973, 1112, 1153, 1946, 2224, 2306, 3892, 4612, 7784, 8071, 9224, 15568, 16142, 18448, 32284, 64568, 129136, 160267, 320534, 641068, 1121869, 1282136, 2243738, 2564272, 4487476, 8974952, 17949904]

約数ペア:

[(1, 17949904), (2, 8974952), (4, 4487476), (7, 2564272), (8, 2243738), (14, 1282136), (16, 1121869), (28, 641068), (56, 320534), (112, 160267), (139, 129136), (278, 64568), (556, 32284), (973, 18448), (1112, 16142), (1153, 15568), (1946, 9224), (2224, 8071), (2306, 7784), (3892, 4612)]