18683669238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{239534221}}^1$

素因数の和:239534239

約数の個数: 16

約数和(自身を含む): 40241749296

約数和(自身を除く): 21558080058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 239534221, 479068442, 718602663, 1437205326, 3113944873, 6227889746, 9341834619, 18683669238]

約数ペア:

[(1, 18683669238), (2, 9341834619), (3, 6227889746), (6, 3113944873), (13, 1437205326), (26, 718602663), (39, 479068442), (78, 239534221)]