20083378

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 35743104

約数和(自身を除く): 15659726

約数列:

[1, 2, 7, 14, 37, 74, 137, 259, 274, 283, 518, 566, 959, 1918, 1981, 3962, 5069, 10138, 10471, 20942, 35483, 38771, 70966, 73297, 77542, 146594, 271397, 542794, 1434527, 2869054, 10041689, 20083378]

約数ペア:

[(1, 20083378), (2, 10041689), (7, 2869054), (14, 1434527), (37, 542794), (74, 271397), (137, 146594), (259, 77542), (274, 73297), (283, 70966), (518, 38771), (566, 35483), (959, 20942), (1918, 10471), (1981, 10138), (3962, 5069)]