20165789901

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1\times {\mathrm{103889}}^1$

素因数の和:104708

約数の個数: 16

約数和(自身を含む): 27227491200

約数和(自身を除く): 7061701299

約数列:

[1, 3, 89, 267, 727, 2181, 64703, 103889, 194109, 311667, 9246121, 27738363, 75527303, 226581909, 6721929967, 20165789901]

約数ペア:

[(1, 20165789901), (3, 6721929967), (89, 226581909), (267, 75527303), (727, 27738363), (2181, 9246121), (64703, 311667), (103889, 194109)]