20164208

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{9199}}^1$

素因数の和:9344

約数の個数: 20

約数和(自身を含む): 39357600

約数和(自身を除く): 19193392

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 9199, 18398, 36796, 73592, 147184, 1260263, 2520526, 5041052, 10082104, 20164208]

約数ペア:

[(1, 20164208), (2, 10082104), (4, 5041052), (8, 2520526), (16, 1260263), (137, 147184), (274, 73592), (548, 36796), (1096, 18398), (2192, 9199)]