31678976

素因数分解:

$2^9\times 7^1\times {\mathrm{8839}}^1$

素因数の和:8864

約数の個数: 40

約数和(自身を含む): 72346560

約数和(自身を除く): 40667584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 8839, 17678, 35356, 61873, 70712, 123746, 141424, 247492, 282848, 494984, 565696, 989968, 1131392, 1979936, 2262784, 3959872, 4525568, 7919744, 15839488, 31678976]

約数ペア:

[(1, 31678976), (2, 15839488), (4, 7919744), (7, 4525568), (8, 3959872), (14, 2262784), (16, 1979936), (28, 1131392), (32, 989968), (56, 565696), (64, 494984), (112, 282848), (128, 247492), (224, 141424), (256, 123746), (448, 70712), (512, 61873), (896, 35356), (1792, 17678), (3584, 8839)]