1640783324

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{21911}}^1$

素因数の和:22205

約数の個数: 24

約数和(自身を含む): 2916136608

約数和(自身を除く): 1275353284

約数列:

[1, 2, 4, 97, 193, 194, 386, 388, 772, 18721, 21911, 37442, 43822, 74884, 87644, 2125367, 4228823, 4250734, 8457646, 8501468, 16915292, 410195831, 820391662, 1640783324]

約数ペア:

[(1, 1640783324), (2, 820391662), (4, 410195831), (97, 16915292), (193, 8501468), (194, 8457646), (386, 4250734), (388, 4228823), (772, 2125367), (18721, 87644), (21911, 74884), (37442, 43822)]