18714160472

素因数分解:

$2^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{22469}}^1$

素因数の和:22728

約数の個数: 64

約数和(自身を含む): 40769568000

約数和(自身を除く): 22055407528

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 107, 139, 214, 278, 428, 556, 749, 856, 973, 1112, 1498, 1946, 2996, 3892, 5992, 7784, 14873, 22469, 29746, 44938, 59492, 89876, 104111, 118984, 157283, 179752, 208222, 314566, 416444, 629132, 832888, 1258264, 2404183, 3123191, 4808366, 6246382, 9616732, 12492764, 16829281, 19233464, 21862337, 24985528, 33658562, 43724674, 67317124, 87449348, 134634248, 174898696, 334181437, 668362874, 1336725748, 2339270059, 2673451496, 4678540118, 9357080236, 18714160472]

約数ペア:

[(1, 18714160472), (2, 9357080236), (4, 4678540118), (7, 2673451496), (8, 2339270059), (14, 1336725748), (28, 668362874), (56, 334181437), (107, 174898696), (139, 134634248), (214, 87449348), (278, 67317124), (428, 43724674), (556, 33658562), (749, 24985528), (856, 21862337), (973, 19233464), (1112, 16829281), (1498, 12492764), (1946, 9616732), (2996, 6246382), (3892, 4808366), (5992, 3123191), (7784, 2404183), (14873, 1258264), (22469, 832888), (29746, 629132), (44938, 416444), (59492, 314566), (89876, 208222), (104111, 179752), (118984, 157283)]