19469128

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5189}}^1$

素因数の和:5269

約数の個数: 32

約数和(自身を含む): 42350400

約数和(自身を除く): 22881272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5189, 10378, 20756, 36323, 41512, 72646, 145292, 290584, 347663, 695326, 1390652, 2433641, 2781304, 4867282, 9734564, 19469128]

約数ペア:

[(1, 19469128), (2, 9734564), (4, 4867282), (7, 2781304), (8, 2433641), (14, 1390652), (28, 695326), (56, 347663), (67, 290584), (134, 145292), (268, 72646), (469, 41512), (536, 36323), (938, 20756), (1876, 10378), (3752, 5189)]