20849192

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2203}}^1$

素因数の和:2242

約数の個数: 48

約数和(自身を含む): 48399840

約数和(自身を除く): 27550648

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 2203, 2366, 4406, 4732, 8812, 9464, 15421, 17624, 28639, 30842, 57278, 61684, 114556, 123368, 200473, 229112, 372307, 400946, 744614, 801892, 1489228, 1603784, 2606149, 2978456, 5212298, 10424596, 20849192]

約数ペア:

[(1, 20849192), (2, 10424596), (4, 5212298), (7, 2978456), (8, 2606149), (13, 1603784), (14, 1489228), (26, 801892), (28, 744614), (52, 400946), (56, 372307), (91, 229112), (104, 200473), (169, 123368), (182, 114556), (338, 61684), (364, 57278), (676, 30842), (728, 28639), (1183, 17624), (1352, 15421), (2203, 9464), (2366, 8812), (4406, 4732)]