18053553

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{45247}}^1$

素因数の和:45276

約数の個数: 16

約数和(自身を含む): 28958720

約数和(自身を除く): 10905167

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 45247, 135741, 316729, 859693, 950187, 2579079, 6017851, 18053553]

約数ペア:

[(1, 18053553), (3, 6017851), (7, 2579079), (19, 950187), (21, 859693), (57, 316729), (133, 135741), (399, 45247)]