18540657

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{877}}^1$

素因数の和:924

約数の個数: 28

約数和(自身を含む): 28789620

約数和(自身を除く): 10248963

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 729, 783, 877, 2349, 2631, 7047, 7893, 21141, 23679, 25433, 71037, 76299, 213111, 228897, 639333, 686691, 2060073, 6180219, 18540657]

約数ペア:

[(1, 18540657), (3, 6180219), (9, 2060073), (27, 686691), (29, 639333), (81, 228897), (87, 213111), (243, 76299), (261, 71037), (729, 25433), (783, 23679), (877, 21141), (2349, 7893), (2631, 7047)]