20406228915

素因数分解:

$3^1\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{1282201}}^1$

素因数の和:1283270

約数の個数: 16

約数和(自身を含む): 32680764576

約数和(自身を除く): 12274535661

約数列:

[1, 3, 5, 15, 1061, 3183, 5305, 15915, 1282201, 3846603, 6411005, 19233015, 1360415261, 4081245783, 6802076305, 20406228915]

約数ペア:

[(1, 20406228915), (3, 6802076305), (5, 4081245783), (15, 1360415261), (1061, 19233015), (3183, 6411005), (5305, 3846603), (15915, 1282201)]