20590773

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 33177600

約数和(自身を除く): 12586827

約数列:

[1, 3, 7, 21, 23, 69, 89, 161, 267, 479, 483, 623, 1437, 1869, 2047, 3353, 6141, 10059, 11017, 14329, 33051, 42631, 42987, 77119, 127893, 231357, 298417, 895251, 980513, 2941539, 6863591, 20590773]

約数ペア:

[(1, 20590773), (3, 6863591), (7, 2941539), (21, 980513), (23, 895251), (69, 298417), (89, 231357), (161, 127893), (267, 77119), (479, 42987), (483, 42631), (623, 33051), (1437, 14329), (1869, 11017), (2047, 10059), (3353, 6141)]