2178188

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 3958080

約数和(自身を除く): 1779892

約数列:

[1, 2, 4, 61, 79, 113, 122, 158, 226, 244, 316, 452, 4819, 6893, 8927, 9638, 13786, 17854, 19276, 27572, 35708, 544547, 1089094, 2178188]

約数ペア:

[(1, 2178188), (2, 1089094), (4, 544547), (61, 35708), (79, 27572), (113, 19276), (122, 17854), (158, 13786), (226, 9638), (244, 8927), (316, 6893), (452, 4819)]