20384913

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{53}}^2\times {\mathrm{59}}^1$

素因数の和:209

約数の個数: 24

約数和(自身を含む): 28859040

約数和(自身を除く): 8474127

約数列:

[1, 3, 41, 53, 59, 123, 159, 177, 2173, 2419, 2809, 3127, 6519, 7257, 8427, 9381, 115169, 128207, 165731, 345507, 384621, 497193, 6794971, 20384913]

約数ペア:

[(1, 20384913), (3, 6794971), (41, 497193), (53, 384621), (59, 345507), (123, 165731), (159, 128207), (177, 115169), (2173, 9381), (2419, 8427), (2809, 7257), (3127, 6519)]