131971024

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{24919}}^1$

素因数の和:25258

約数の個数: 20

約数和(自身を含む): 256476640

約数和(自身を除く): 124505616

約数列:

[1, 2, 4, 8, 16, 331, 662, 1324, 2648, 5296, 24919, 49838, 99676, 199352, 398704, 8248189, 16496378, 32992756, 65985512, 131971024]

約数ペア:

[(1, 131971024), (2, 65985512), (4, 32992756), (8, 16496378), (16, 8248189), (331, 398704), (662, 199352), (1324, 99676), (2648, 49838), (5296, 24919)]