20149386410

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{252151}}^1$

素因数の和:252350

約数の個数: 32

約数和(自身を含む): 37145015424

約数和(自身を除く): 16995629014

約数列:

[1, 2, 5, 10, 61, 122, 131, 262, 305, 610, 655, 1310, 7991, 15982, 39955, 79910, 252151, 504302, 1260755, 2521510, 15381211, 30762422, 33031781, 66063562, 76906055, 153812110, 165158905, 330317810, 2014938641, 4029877282, 10074693205, 20149386410]

約数ペア:

[(1, 20149386410), (2, 10074693205), (5, 4029877282), (10, 2014938641), (61, 330317810), (122, 165158905), (131, 153812110), (262, 76906055), (305, 66063562), (610, 33031781), (655, 30762422), (1310, 15381211), (7991, 2521510), (15982, 1260755), (39955, 504302), (79910, 252151)]