20901477582

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{3203}}^1\times {\mathrm{8431}}^1$

素因数の和:11685

約数の個数: 48

約数和(自身を含む): 46359675648

約数和(自身を除く): 25458198066

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 3203, 6406, 8431, 9609, 16862, 19218, 25293, 28827, 50586, 57654, 75879, 137729, 151758, 275458, 362533, 413187, 725066, 826374, 1087599, 1239561, 2175198, 2479122, 3262797, 6525594, 27004493, 54008986, 81013479, 162026958, 243040437, 486080874, 1161193199, 2322386398, 3483579597, 6967159194, 10450738791, 20901477582]

約数ペア:

[(1, 20901477582), (2, 10450738791), (3, 6967159194), (6, 3483579597), (9, 2322386398), (18, 1161193199), (43, 486080874), (86, 243040437), (129, 162026958), (258, 81013479), (387, 54008986), (774, 27004493), (3203, 6525594), (6406, 3262797), (8431, 2479122), (9609, 2175198), (16862, 1239561), (19218, 1087599), (25293, 826374), (28827, 725066), (50586, 413187), (57654, 362533), (75879, 275458), (137729, 151758)]