20937204

素因数分解:

$2^2\times 3^4\times {\mathrm{64621}}^1$

素因数の和:64637

約数の個数: 30

約数和(自身を含む): 54734834

約数和(自身を除く): 33797630

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 64621, 129242, 193863, 258484, 387726, 581589, 775452, 1163178, 1744767, 2326356, 3489534, 5234301, 6979068, 10468602, 20937204]

約数ペア:

[(1, 20937204), (2, 10468602), (3, 6979068), (4, 5234301), (6, 3489534), (9, 2326356), (12, 1744767), (18, 1163178), (27, 775452), (36, 581589), (54, 387726), (81, 258484), (108, 193863), (162, 129242), (324, 64621)]