18818763

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1667}}^1$

素因数の和:1794

約数の個数: 16

約数和(自身を含む): 25940736

約数和(自身を除く): 7121973

約数列:

[1, 3, 53, 71, 159, 213, 1667, 3763, 5001, 11289, 88351, 118357, 265053, 355071, 6272921, 18818763]

約数ペア:

[(1, 18818763), (3, 6272921), (53, 355071), (71, 265053), (159, 118357), (213, 88351), (1667, 11289), (3763, 5001)]