20644431

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{971}}^1$

素因数の和:1366

約数の個数: 16

約数和(自身を含む): 29082240

約数和(自身を除く): 8437809

約数列:

[1, 3, 19, 57, 373, 971, 1119, 2913, 7087, 18449, 21261, 55347, 362183, 1086549, 6881477, 20644431]

約数ペア:

[(1, 20644431), (3, 6881477), (19, 1086549), (57, 362183), (373, 55347), (971, 21261), (1119, 18449), (2913, 7087)]