39805616

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1231}}^1$

素因数の和:1329

約数の個数: 40

約数和(自身を含む): 80661504

約数和(自身を除く): 40855888

約数列:

[1, 2, 4, 8, 16, 43, 47, 86, 94, 172, 188, 344, 376, 688, 752, 1231, 2021, 2462, 4042, 4924, 8084, 9848, 16168, 19696, 32336, 52933, 57857, 105866, 115714, 211732, 231428, 423464, 462856, 846928, 925712, 2487851, 4975702, 9951404, 19902808, 39805616]

約数ペア:

[(1, 39805616), (2, 19902808), (4, 9951404), (8, 4975702), (16, 2487851), (43, 925712), (47, 846928), (86, 462856), (94, 423464), (172, 231428), (188, 211732), (344, 115714), (376, 105866), (688, 57857), (752, 52933), (1231, 32336), (2021, 19696), (2462, 16168), (4042, 9848), (4924, 8084)]