20194995856

素因数分解:

$2^4\times 7^1\times {\mathrm{180312463}}^1$

素因数の和:180312478

約数の個数: 20

約数和(自身を含む): 44717491072

約数和(自身を除く): 24522495216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180312463, 360624926, 721249852, 1262187241, 1442499704, 2524374482, 2884999408, 5048748964, 10097497928, 20194995856]

約数ペア:

[(1, 20194995856), (2, 10097497928), (4, 5048748964), (7, 2884999408), (8, 2524374482), (14, 1442499704), (16, 1262187241), (28, 721249852), (56, 360624926), (112, 180312463)]