20131531756

素因数分解:

$2^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1811041}}^1$

素因数の和:1811449

約数の個数: 24

約数和(自身を含む): 40364504096

約数和(自身を除く): 20232972340

約数列:

[1, 2, 4, 7, 14, 28, 397, 794, 1588, 2779, 5558, 11116, 1811041, 3622082, 7244164, 12677287, 25354574, 50709148, 718983277, 1437966554, 2875933108, 5032882939, 10065765878, 20131531756]

約数ペア:

[(1, 20131531756), (2, 10065765878), (4, 5032882939), (7, 2875933108), (14, 1437966554), (28, 718983277), (397, 50709148), (794, 25354574), (1588, 12677287), (2779, 7244164), (5558, 3622082), (11116, 1811041)]