18542265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1289}}^1$

素因数の和:1441

約数の個数: 32

約数和(自身を含む): 34179840

約数和(自身を除く): 15637575

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 137, 411, 685, 959, 1289, 2055, 2877, 3867, 4795, 6445, 9023, 14385, 19335, 27069, 45115, 135345, 176593, 529779, 882965, 1236151, 2648895, 3708453, 6180755, 18542265]

約数ペア:

[(1, 18542265), (3, 6180755), (5, 3708453), (7, 2648895), (15, 1236151), (21, 882965), (35, 529779), (105, 176593), (137, 135345), (411, 45115), (685, 27069), (959, 19335), (1289, 14385), (2055, 9023), (2877, 6445), (3867, 4795)]