201954172

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{81041}}^1$

素因数の和:81141

約数の個数: 24

約数和(自身を含む): 408451680

約数和(自身を除く): 206497508

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 81041, 162082, 324164, 567287, 1134574, 2269148, 7212649, 14425298, 28850596, 50488543, 100977086, 201954172]

約数ペア:

[(1, 201954172), (2, 100977086), (4, 50488543), (7, 28850596), (14, 14425298), (28, 7212649), (89, 2269148), (178, 1134574), (356, 567287), (623, 324164), (1246, 162082), (2492, 81041)]