19154366

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2039}}^1$

素因数の和:2120

約数の個数: 32

約数和(自身を含む): 36426240

約数和(自身を除く): 17271874

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 122, 154, 427, 671, 854, 1342, 2039, 4078, 4697, 9394, 14273, 22429, 28546, 44858, 124379, 157003, 248758, 314006, 870653, 1368169, 1741306, 2736338, 9577183, 19154366]

約数ペア:

[(1, 19154366), (2, 9577183), (7, 2736338), (11, 1741306), (14, 1368169), (22, 870653), (61, 314006), (77, 248758), (122, 157003), (154, 124379), (427, 44858), (671, 28546), (854, 22429), (1342, 14273), (2039, 9394), (4078, 4697)]