19718656

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{2027}}^1$

素因数の和:2064

約数の個数: 40

約数和(自身を含む): 41492880

約数和(自身を除く): 21774224

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2027, 2432, 4054, 4864, 8108, 9728, 16216, 32432, 38513, 64864, 77026, 129728, 154052, 259456, 308104, 518912, 616208, 1037824, 1232416, 2464832, 4929664, 9859328, 19718656]

約数ペア:

[(1, 19718656), (2, 9859328), (4, 4929664), (8, 2464832), (16, 1232416), (19, 1037824), (32, 616208), (38, 518912), (64, 308104), (76, 259456), (128, 154052), (152, 129728), (256, 77026), (304, 64864), (512, 38513), (608, 32432), (1216, 16216), (2027, 9728), (2432, 8108), (4054, 4864)]