18034893

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{4201}}^1$

素因数の和:4266

約数の個数: 20

約数和(自身を含む): 27455868

約数和(自身を除く): 9420975

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4201, 4293, 12603, 37809, 113427, 222653, 340281, 667959, 2003877, 6011631, 18034893]

約数ペア:

[(1, 18034893), (3, 6011631), (9, 2003877), (27, 667959), (53, 340281), (81, 222653), (159, 113427), (477, 37809), (1431, 12603), (4201, 4293)]