20158424

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 45239040

約数和(自身を除く): 25080616

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 67, 88, 104, 134, 143, 263, 268, 286, 526, 536, 572, 737, 871, 1052, 1144, 1474, 1742, 2104, 2893, 2948, 3419, 3484, 5786, 5896, 6838, 6968, 9581, 11572, 13676, 17621, 19162, 23144, 27352, 35242, 37609, 38324, 70484, 75218, 76648, 140968, 150436, 193831, 229073, 300872, 387662, 458146, 775324, 916292, 1550648, 1832584, 2519803, 5039606, 10079212, 20158424]

約数ペア:

[(1, 20158424), (2, 10079212), (4, 5039606), (8, 2519803), (11, 1832584), (13, 1550648), (22, 916292), (26, 775324), (44, 458146), (52, 387662), (67, 300872), (88, 229073), (104, 193831), (134, 150436), (143, 140968), (263, 76648), (268, 75218), (286, 70484), (526, 38324), (536, 37609), (572, 35242), (737, 27352), (871, 23144), (1052, 19162), (1144, 17621), (1474, 13676), (1742, 11572), (2104, 9581), (2893, 6968), (2948, 6838), (3419, 5896), (3484, 5786)]