20525254878

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1663}}^1\times {\mathrm{5261}}^1$

素因数の和:6969

約数の個数: 64

約数和(自身を含む): 45390938112

約数和(自身を除く): 24865683234

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 391, 782, 1173, 1663, 2346, 3326, 4989, 5261, 9978, 10522, 15783, 28271, 31566, 38249, 56542, 76498, 84813, 89437, 114747, 121003, 169626, 178874, 229494, 242006, 268311, 363009, 536622, 650233, 726018, 1300466, 1950699, 2057051, 3901398, 4114102, 6171153, 8749043, 12342306, 17498086, 26247129, 52494258, 148733731, 201227989, 297467462, 402455978, 446201193, 603683967, 892402386, 1207367934, 3420875813, 6841751626, 10262627439, 20525254878]

約数ペア:

[(1, 20525254878), (2, 10262627439), (3, 6841751626), (6, 3420875813), (17, 1207367934), (23, 892402386), (34, 603683967), (46, 446201193), (51, 402455978), (69, 297467462), (102, 201227989), (138, 148733731), (391, 52494258), (782, 26247129), (1173, 17498086), (1663, 12342306), (2346, 8749043), (3326, 6171153), (4989, 4114102), (5261, 3901398), (9978, 2057051), (10522, 1950699), (15783, 1300466), (28271, 726018), (31566, 650233), (38249, 536622), (56542, 363009), (76498, 268311), (84813, 242006), (89437, 229494), (114747, 178874), (121003, 169626)]