20005005237

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{62627}}^1$

素因数の和:62738

約数の個数: 48

約数和(自身を含む): 32385189312

約数和(自身を除く): 12380184075

約数列:

[1, 3, 7, 21, 41, 49, 53, 123, 147, 159, 287, 371, 861, 1113, 2009, 2173, 2597, 6027, 6519, 7791, 15211, 45633, 62627, 106477, 187881, 319431, 438389, 1315167, 2567707, 3068723, 3319231, 7703121, 9206169, 9957693, 17973949, 23234617, 53921847, 69703851, 125817643, 136088471, 162642319, 377452929, 408265413, 487926957, 952619297, 2857857891, 6668335079, 20005005237]

約数ペア:

[(1, 20005005237), (3, 6668335079), (7, 2857857891), (21, 952619297), (41, 487926957), (49, 408265413), (53, 377452929), (123, 162642319), (147, 136088471), (159, 125817643), (287, 69703851), (371, 53921847), (861, 23234617), (1113, 17973949), (2009, 9957693), (2173, 9206169), (2597, 7703121), (6027, 3319231), (6519, 3068723), (7791, 2567707), (15211, 1315167), (45633, 438389), (62627, 319431), (106477, 187881)]