38821088

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 79334640

約数和(自身を除く): 40513552

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 89, 172, 178, 317, 344, 356, 634, 688, 712, 1268, 1376, 1424, 2536, 2848, 3827, 5072, 7654, 10144, 13631, 15308, 27262, 28213, 30616, 54524, 56426, 61232, 109048, 112852, 122464, 218096, 225704, 436192, 451408, 902816, 1213159, 2426318, 4852636, 9705272, 19410544, 38821088]

約数ペア:

[(1, 38821088), (2, 19410544), (4, 9705272), (8, 4852636), (16, 2426318), (32, 1213159), (43, 902816), (86, 451408), (89, 436192), (172, 225704), (178, 218096), (317, 122464), (344, 112852), (356, 109048), (634, 61232), (688, 56426), (712, 54524), (1268, 30616), (1376, 28213), (1424, 27262), (2536, 15308), (2848, 13631), (3827, 10144), (5072, 7654)]