20006109

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{4049}}^1$

素因数の和:4122

約数の個数: 20

約数和(自身を含む): 30383100

約数和(自身を除く): 10376991

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4049, 4941, 12147, 36441, 109323, 246989, 327969, 740967, 2222901, 6668703, 20006109]

約数ペア:

[(1, 20006109), (3, 6668703), (9, 2222901), (27, 740967), (61, 327969), (81, 246989), (183, 109323), (549, 36441), (1647, 12147), (4049, 4941)]