858809918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1117}}^1\times {\mathrm{20233}}^1$

素因数の和:21371

約数の個数: 16

約数和(自身を含む): 1357296720

約数和(自身を除く): 498486802

約数列:

[1, 2, 19, 38, 1117, 2234, 20233, 21223, 40466, 42446, 384427, 768854, 22600261, 45200522, 429404959, 858809918]

約数ペア:

[(1, 858809918), (2, 429404959), (19, 45200522), (38, 22600261), (1117, 768854), (2234, 384427), (20233, 42446), (21223, 40466)]