1915705856

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{196927}}^1$

素因数の和:196964

約数の個数: 40

約数和(自身を含む): 4029146880

約数和(自身を除く): 2113441024

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 9728, 196927, 393854, 787708, 1575416, 3150832, 3741613, 6301664, 7483226, 12603328, 14966452, 25206656, 29932904, 50413312, 59865808, 100826624, 119731616, 239463232, 478926464, 957852928, 1915705856]

約数ペア:

[(1, 1915705856), (2, 957852928), (4, 478926464), (8, 239463232), (16, 119731616), (19, 100826624), (32, 59865808), (38, 50413312), (64, 29932904), (76, 25206656), (128, 14966452), (152, 12603328), (256, 7483226), (304, 6301664), (512, 3741613), (608, 3150832), (1216, 1575416), (2432, 787708), (4864, 393854), (9728, 196927)]