18635913

素因数分解:

$3^5\times {\mathrm{53}}^1\times {\mathrm{1447}}^1$

素因数の和:1515

約数の個数: 24

約数和(自身を含む): 28461888

約数和(自身を除く): 9825975

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 1431, 1447, 4293, 4341, 12879, 13023, 39069, 76691, 117207, 230073, 351621, 690219, 2070657, 6211971, 18635913]

約数ペア:

[(1, 18635913), (3, 6211971), (9, 2070657), (27, 690219), (53, 351621), (81, 230073), (159, 117207), (243, 76691), (477, 39069), (1431, 13023), (1447, 12879), (4293, 4341)]