189901784

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{12553}}^1$

素因数の和:12651

約数の個数: 32

約数和(自身を含む): 373607040

約数和(自身を除く): 183705256

約数列:

[1, 2, 4, 8, 31, 61, 62, 122, 124, 244, 248, 488, 1891, 3782, 7564, 12553, 15128, 25106, 50212, 100424, 389143, 765733, 778286, 1531466, 1556572, 3062932, 3113144, 6125864, 23737723, 47475446, 94950892, 189901784]

約数ペア:

[(1, 189901784), (2, 94950892), (4, 47475446), (8, 23737723), (31, 6125864), (61, 3113144), (62, 3062932), (122, 1556572), (124, 1531466), (244, 778286), (248, 765733), (488, 389143), (1891, 100424), (3782, 50212), (7564, 25106), (12553, 15128)]