19976368

素因数分解:

$2^4\times {\mathrm{619}}^1\times {\mathrm{2017}}^1$

素因数の和:2644

約数の個数: 20

約数和(自身を含む): 38785960

約数和(自身を除く): 18809592

約数列:

[1, 2, 4, 8, 16, 619, 1238, 2017, 2476, 4034, 4952, 8068, 9904, 16136, 32272, 1248523, 2497046, 4994092, 9988184, 19976368]

約数ペア:

[(1, 19976368), (2, 9988184), (4, 4994092), (8, 2497046), (16, 1248523), (619, 32272), (1238, 16136), (2017, 9904), (2476, 8068), (4034, 4952)]