18713457

素因数分解:

$3^3\times 7^1\times {\mathrm{99013}}^1$

素因数の和:99029

約数の個数: 16

約数和(自身を含む): 31684480

約数和(自身を除く): 12971023

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 99013, 297039, 693091, 891117, 2079273, 2673351, 6237819, 18713457]

約数ペア:

[(1, 18713457), (3, 6237819), (7, 2673351), (9, 2079273), (21, 891117), (27, 693091), (63, 297039), (189, 99013)]