16856756

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 35392896

約数和(自身を除く): 18536140

約数列:

[1, 2, 4, 7, 14, 28, 37, 53, 74, 106, 148, 212, 259, 307, 371, 518, 614, 742, 1036, 1228, 1484, 1961, 2149, 3922, 4298, 7844, 8596, 11359, 13727, 16271, 22718, 27454, 32542, 45436, 54908, 65084, 79513, 113897, 159026, 227794, 318052, 455588, 602027, 1204054, 2408108, 4214189, 8428378, 16856756]

約数ペア:

[(1, 16856756), (2, 8428378), (4, 4214189), (7, 2408108), (14, 1204054), (28, 602027), (37, 455588), (53, 318052), (74, 227794), (106, 159026), (148, 113897), (212, 79513), (259, 65084), (307, 54908), (371, 45436), (518, 32542), (614, 27454), (742, 22718), (1036, 16271), (1228, 13727), (1484, 11359), (1961, 8596), (2149, 7844), (3922, 4298)]