20156958

素因数分解:

$2^1\times 3^3\times {\mathrm{283}}^1\times {\mathrm{1319}}^1$

素因数の和:1613

約数の個数: 32

約数和(自身を含む): 44985600

約数和(自身を除く): 24828642

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 283, 566, 849, 1319, 1698, 2547, 2638, 3957, 5094, 7641, 7914, 11871, 15282, 23742, 35613, 71226, 373277, 746554, 1119831, 2239662, 3359493, 6718986, 10078479, 20156958]

約数ペア:

[(1, 20156958), (2, 10078479), (3, 6718986), (6, 3359493), (9, 2239662), (18, 1119831), (27, 746554), (54, 373277), (283, 71226), (566, 35613), (849, 23742), (1319, 15282), (1698, 11871), (2547, 7914), (2638, 7641), (3957, 5094)]