18426828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4139}}^1$

素因数の和:4206

約数の個数: 48

約数和(自身を含む): 50077440

約数和(自身を除く): 31650612

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 159, 212, 318, 371, 636, 742, 1113, 1484, 2226, 4139, 4452, 8278, 12417, 16556, 24834, 28973, 49668, 57946, 86919, 115892, 173838, 219367, 347676, 438734, 658101, 877468, 1316202, 1535569, 2632404, 3071138, 4606707, 6142276, 9213414, 18426828]

約数ペア:

[(1, 18426828), (2, 9213414), (3, 6142276), (4, 4606707), (6, 3071138), (7, 2632404), (12, 1535569), (14, 1316202), (21, 877468), (28, 658101), (42, 438734), (53, 347676), (84, 219367), (106, 173838), (159, 115892), (212, 86919), (318, 57946), (371, 49668), (636, 28973), (742, 24834), (1113, 16556), (1484, 12417), (2226, 8278), (4139, 4452)]