1990288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{6547}}^1$

素因数の和:6574

約数の個数: 20

約数和(自身を含む): 4059760

約数和(自身を除く): 2069472

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 6547, 13094, 26188, 52376, 104752, 124393, 248786, 497572, 995144, 1990288]

約数ペア:

[(1, 1990288), (2, 995144), (4, 497572), (8, 248786), (16, 124393), (19, 104752), (38, 52376), (76, 26188), (152, 13094), (304, 6547)]