20343057

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{20611}}^1$

素因数の和:20668

約数の個数: 16

約数和(自身を含む): 31660032

約数和(自身を除く): 11316975

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 20611, 61833, 144277, 432831, 968717, 2906151, 6781019, 20343057]

約数ペア:

[(1, 20343057), (3, 6781019), (7, 2906151), (21, 968717), (47, 432831), (141, 144277), (329, 61833), (987, 20611)]