20198493704

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{10259}}^1\times {\mathrm{12953}}^1$

素因数の和:23237

約数の個数: 32

約数和(自身を含む): 39872412000

約数和(自身を除く): 19673918296

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 10259, 12953, 20518, 25906, 41036, 51812, 82072, 103624, 194921, 246107, 389842, 492214, 779684, 984428, 1559368, 1968856, 132884827, 265769654, 531539308, 1063078616, 2524811713, 5049623426, 10099246852, 20198493704]

約数ペア:

[(1, 20198493704), (2, 10099246852), (4, 5049623426), (8, 2524811713), (19, 1063078616), (38, 531539308), (76, 265769654), (152, 132884827), (10259, 1968856), (12953, 1559368), (20518, 984428), (25906, 779684), (41036, 492214), (51812, 389842), (82072, 246107), (103624, 194921)]