20853327

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{11923}}^1$

素因数の和:11990

約数の個数: 16

約数和(自身を含む): 30907008

約数和(自身を除く): 10053681

約数列:

[1, 3, 11, 33, 53, 159, 583, 1749, 11923, 35769, 131153, 393459, 631919, 1895757, 6951109, 20853327]

約数ペア:

[(1, 20853327), (3, 6951109), (11, 1895757), (33, 631919), (53, 393459), (159, 131153), (583, 35769), (1749, 11923)]