20041155

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2801}}^1$

素因数の和:2868

約数の個数: 32

約数和(自身を含む): 36313920

約数和(自身を除く): 16272765

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 477, 795, 1431, 2385, 2801, 7155, 8403, 14005, 25209, 42015, 75627, 126045, 148453, 378135, 445359, 742265, 1336077, 2226795, 4008231, 6680385, 20041155]

約数ペア:

[(1, 20041155), (3, 6680385), (5, 4008231), (9, 2226795), (15, 1336077), (27, 742265), (45, 445359), (53, 378135), (135, 148453), (159, 126045), (265, 75627), (477, 42015), (795, 25209), (1431, 14005), (2385, 8403), (2801, 7155)]