20407114

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3617}}^1$

素因数の和:3670

約数の個数: 32

約数和(自身を含む): 38900736

約数和(自身を除く): 18493622

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 3617, 5642, 7234, 25319, 47021, 50638, 94042, 112127, 224254, 329147, 658294, 784889, 1457651, 1569778, 2915302, 10203557, 20407114]

約数ペア:

[(1, 20407114), (2, 10203557), (7, 2915302), (13, 1569778), (14, 1457651), (26, 784889), (31, 658294), (62, 329147), (91, 224254), (182, 112127), (217, 94042), (403, 50638), (434, 47021), (806, 25319), (2821, 7234), (3617, 5642)]