20132678991

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{22003}}^1$

素因数の和:22263

約数の個数: 32

約数和(自身を含む): 28301720832

約数和(自身を除く): 8169041841

約数列:

[1, 3, 41, 43, 123, 129, 173, 519, 1763, 5289, 7093, 7439, 21279, 22003, 22317, 66009, 304999, 902123, 914997, 946129, 2706369, 2838387, 3806519, 11419557, 38791289, 116373867, 156067279, 163680317, 468201837, 491040951, 6710892997, 20132678991]

約数ペア:

[(1, 20132678991), (3, 6710892997), (41, 491040951), (43, 468201837), (123, 163680317), (129, 156067279), (173, 116373867), (519, 38791289), (1763, 11419557), (5289, 3806519), (7093, 2838387), (7439, 2706369), (21279, 946129), (22003, 914997), (22317, 902123), (66009, 304999)]