18143128

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 35271360

約数和(自身を除く): 17128232

約数列:

[1, 2, 4, 8, 47, 73, 94, 146, 188, 292, 376, 584, 661, 1322, 2644, 3431, 5288, 6862, 13724, 27448, 31067, 48253, 62134, 96506, 124268, 193012, 248536, 386024, 2267891, 4535782, 9071564, 18143128]

約数ペア:

[(1, 18143128), (2, 9071564), (4, 4535782), (8, 2267891), (47, 386024), (73, 248536), (94, 193012), (146, 124268), (188, 96506), (292, 62134), (376, 48253), (584, 31067), (661, 27448), (1322, 13724), (2644, 6862), (3431, 5288)]