20904498

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{13049}}^1$

素因数の和:13146

約数の個数: 24

約数和(自身を含む): 45805500

約数和(自身を除く): 24901002

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 13049, 26098, 39147, 78294, 117441, 234882, 1161361, 2322722, 3484083, 6968166, 10452249, 20904498]

約数ペア:

[(1, 20904498), (2, 10452249), (3, 6968166), (6, 3484083), (9, 2322722), (18, 1161361), (89, 234882), (178, 117441), (267, 78294), (534, 39147), (801, 26098), (1602, 13049)]