80686274

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{21023}}^1$

素因数の和:21145

約数の個数: 16

約数和(自身を含む): 128666880

約数和(自身を除く): 47980606

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 21023, 42046, 399437, 798874, 2123323, 4246646, 40343137, 80686274]

約数ペア:

[(1, 80686274), (2, 40343137), (19, 4246646), (38, 2123323), (101, 798874), (202, 399437), (1919, 42046), (3838, 21023)]