20110911

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{907}}^1$

素因数の和:1318

約数の個数: 16

約数和(自身を含む): 28329600

約数和(自身を除く): 8218689

約数列:

[1, 3, 19, 57, 389, 907, 1167, 2721, 7391, 17233, 22173, 51699, 352823, 1058469, 6703637, 20110911]

約数ペア:

[(1, 20110911), (3, 6703637), (19, 1058469), (57, 352823), (389, 51699), (907, 22173), (1167, 17233), (2721, 7391)]