20743077

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{4027}}^1$

素因数の和:4148

約数の個数: 16

約数和(自身を含む): 29581632

約数和(自身を除く): 8838555

約数列:

[1, 3, 17, 51, 101, 303, 1717, 4027, 5151, 12081, 68459, 205377, 406727, 1220181, 6914359, 20743077]

約数ペア:

[(1, 20743077), (3, 6914359), (17, 1220181), (51, 406727), (101, 205377), (303, 68459), (1717, 12081), (4027, 5151)]