2028404

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 36

約数和(自身を含む): 4213440

約数和(自身を除く): 2185036

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 131, 158, 196, 262, 316, 524, 553, 917, 1106, 1834, 2212, 3668, 3871, 6419, 7742, 10349, 12838, 15484, 20698, 25676, 41396, 72443, 144886, 289772, 507101, 1014202, 2028404]

約数ペア:

[(1, 2028404), (2, 1014202), (4, 507101), (7, 289772), (14, 144886), (28, 72443), (49, 41396), (79, 25676), (98, 20698), (131, 15484), (158, 12838), (196, 10349), (262, 7742), (316, 6419), (524, 3871), (553, 3668), (917, 2212), (1106, 1834)]