18705728

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{15383}}^1$

素因数の和:15414

約数の個数: 28

約数和(自身を含む): 39075360

約数和(自身を除く): 20369632

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 15383, 30766, 61532, 123064, 246128, 292277, 492256, 584554, 984512, 1169108, 2338216, 4676432, 9352864, 18705728]

約数ペア:

[(1, 18705728), (2, 9352864), (4, 4676432), (8, 2338216), (16, 1169108), (19, 984512), (32, 584554), (38, 492256), (64, 292277), (76, 246128), (152, 123064), (304, 61532), (608, 30766), (1216, 15383)]