18804747

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{10259}}^1$

素因数の和:10322

約数の個数: 16

約数和(自身を含む): 27578880

約数和(自身を除く): 8774133

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 10259, 30777, 133367, 400101, 482173, 1446519, 6268249, 18804747]

約数ペア:

[(1, 18804747), (3, 6268249), (13, 1446519), (39, 482173), (47, 400101), (141, 133367), (611, 30777), (1833, 10259)]