17987541

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1823}}^1$

素因数の和:1873

約数の個数: 32

約数和(自身を含む): 29417472

約数和(自身を除く): 11429931

約数列:

[1, 3, 11, 13, 23, 33, 39, 69, 143, 253, 299, 429, 759, 897, 1823, 3289, 5469, 9867, 20053, 23699, 41929, 60159, 71097, 125787, 260689, 461219, 545077, 782067, 1383657, 1635231, 5995847, 17987541]

約数ペア:

[(1, 17987541), (3, 5995847), (11, 1635231), (13, 1383657), (23, 782067), (33, 545077), (39, 461219), (69, 260689), (143, 125787), (253, 71097), (299, 60159), (429, 41929), (759, 23699), (897, 20053), (1823, 9867), (3289, 5469)]