18996870507

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{7028069}}^1$

素因数の和:7028142

約数の個数: 16

約数和(自身を含む): 27325136160

約数和(自身を除く): 8328265653

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 7028069, 21084207, 119477173, 358431519, 372487657, 1117462971, 6332290169, 18996870507]

約数ペア:

[(1, 18996870507), (3, 6332290169), (17, 1117462971), (51, 372487657), (53, 358431519), (159, 119477173), (901, 21084207), (2703, 7028069)]