20161148

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3547}}^1$

素因数の和:3594

約数の個数: 36

約数和(自身を含む): 42469560

約数和(自身を除く): 22308412

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 812, 1421, 2842, 3547, 5684, 7094, 14188, 24829, 49658, 99316, 102863, 173803, 205726, 347606, 411452, 695212, 720041, 1440082, 2880164, 5040287, 10080574, 20161148]

約数ペア:

[(1, 20161148), (2, 10080574), (4, 5040287), (7, 2880164), (14, 1440082), (28, 720041), (29, 695212), (49, 411452), (58, 347606), (98, 205726), (116, 173803), (196, 102863), (203, 99316), (406, 49658), (812, 24829), (1421, 14188), (2842, 7094), (3547, 5684)]