19643056

素因数分解:

$2^4\times {\mathrm{337}}^1\times {\mathrm{3643}}^1$

素因数の和:3988

約数の個数: 20

約数和(自身を含む): 38181832

約数和(自身を除く): 18538776

約数列:

[1, 2, 4, 8, 16, 337, 674, 1348, 2696, 3643, 5392, 7286, 14572, 29144, 58288, 1227691, 2455382, 4910764, 9821528, 19643056]

約数ペア:

[(1, 19643056), (2, 9821528), (4, 4910764), (8, 2455382), (16, 1227691), (337, 58288), (674, 29144), (1348, 14572), (2696, 7286), (3643, 5392)]