18901479903

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{5237}}^1\times {\mathrm{70769}}^1$

素因数の和:76026

約数の個数: 16

約数和(自身を含む): 26689914720

約数和(自身を除く): 7788434817

約数列:

[1, 3, 17, 51, 5237, 15711, 70769, 89029, 212307, 267087, 1203073, 3609219, 370617253, 1111851759, 6300493301, 18901479903]

約数ペア:

[(1, 18901479903), (3, 6300493301), (17, 1111851759), (51, 370617253), (5237, 3609219), (15711, 1203073), (70769, 267087), (89029, 212307)]