18744561

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{63113}}^1$

素因数の和:63133

約数の個数: 16

約数和(自身を含む): 30294720

約数和(自身を除く): 11550159

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 63113, 189339, 568017, 694243, 1704051, 2082729, 6248187, 18744561]

約数ペア:

[(1, 18744561), (3, 6248187), (9, 2082729), (11, 1704051), (27, 694243), (33, 568017), (99, 189339), (297, 63113)]