20132289268

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{223921}}^1$

素因数の和:223977

約数の個数: 72

約数和(自身を含む): 45895053120

約数和(自身を除く): 25762763852

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 169, 182, 247, 266, 338, 364, 494, 532, 676, 988, 1183, 1729, 2366, 3211, 3458, 4732, 6422, 6916, 12844, 22477, 44954, 89908, 223921, 447842, 895684, 1567447, 2910973, 3134894, 4254499, 5821946, 6269788, 8508998, 11643892, 17017996, 20376811, 29781493, 37842649, 40753622, 55308487, 59562986, 75685298, 81507244, 110616974, 119125972, 151370596, 221233948, 264898543, 387159409, 529797086, 719010331, 774318818, 1059594172, 1438020662, 1548637636, 2876041324, 5033072317, 10066144634, 20132289268]

約数ペア:

[(1, 20132289268), (2, 10066144634), (4, 5033072317), (7, 2876041324), (13, 1548637636), (14, 1438020662), (19, 1059594172), (26, 774318818), (28, 719010331), (38, 529797086), (52, 387159409), (76, 264898543), (91, 221233948), (133, 151370596), (169, 119125972), (182, 110616974), (247, 81507244), (266, 75685298), (338, 59562986), (364, 55308487), (494, 40753622), (532, 37842649), (676, 29781493), (988, 20376811), (1183, 17017996), (1729, 11643892), (2366, 8508998), (3211, 6269788), (3458, 5821946), (4732, 4254499), (6422, 3134894), (6916, 2910973), (12844, 1567447), (22477, 895684), (44954, 447842), (89908, 223921)]