20804505468

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3967297}}^1$

素因数の和:3967346

約数の個数: 48

約数和(自身を含む): 53320485120

約数和(自身を除く): 32515979652

約数列:

[1, 2, 3, 4, 6, 12, 19, 23, 38, 46, 57, 69, 76, 92, 114, 138, 228, 276, 437, 874, 1311, 1748, 2622, 5244, 3967297, 7934594, 11901891, 15869188, 23803782, 47607564, 75378643, 91247831, 150757286, 182495662, 226135929, 273743493, 301514572, 364991324, 452271858, 547486986, 904543716, 1094973972, 1733708789, 3467417578, 5201126367, 6934835156, 10402252734, 20804505468]

約数ペア:

[(1, 20804505468), (2, 10402252734), (3, 6934835156), (4, 5201126367), (6, 3467417578), (12, 1733708789), (19, 1094973972), (23, 904543716), (38, 547486986), (46, 452271858), (57, 364991324), (69, 301514572), (76, 273743493), (92, 226135929), (114, 182495662), (138, 150757286), (228, 91247831), (276, 75378643), (437, 47607564), (874, 23803782), (1311, 15869188), (1748, 11901891), (2622, 7934594), (5244, 3967297)]