18908001

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13049}}^1$

素因数の和:13085

約数の個数: 24

約数和(自身を含む): 32572800

約数和(自身を除く): 13664799

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 13049, 39147, 91343, 117441, 274029, 300127, 822087, 900381, 2100889, 2701143, 6302667, 18908001]

約数ペア:

[(1, 18908001), (3, 6302667), (7, 2701143), (9, 2100889), (21, 900381), (23, 822087), (63, 300127), (69, 274029), (161, 117441), (207, 91343), (483, 39147), (1449, 13049)]