388173856

素因数分解:

$2^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{19471}}^1$

素因数の和:19577

約数の個数: 48

約数和(自身を含む): 883249920

約数和(自身を除く): 495076064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 89, 112, 178, 224, 356, 623, 712, 1246, 1424, 2492, 2848, 4984, 9968, 19471, 19936, 38942, 77884, 136297, 155768, 272594, 311536, 545188, 623072, 1090376, 1732919, 2180752, 3465838, 4361504, 6931676, 12130433, 13863352, 24260866, 27726704, 48521732, 55453408, 97043464, 194086928, 388173856]

約数ペア:

[(1, 388173856), (2, 194086928), (4, 97043464), (7, 55453408), (8, 48521732), (14, 27726704), (16, 24260866), (28, 13863352), (32, 12130433), (56, 6931676), (89, 4361504), (112, 3465838), (178, 2180752), (224, 1732919), (356, 1090376), (623, 623072), (712, 545188), (1246, 311536), (1424, 272594), (2492, 155768), (2848, 136297), (4984, 77884), (9968, 38942), (19471, 19936)]