40818978

素因数分解:

$2^1\times 3^4\times {\mathrm{251969}}^1$

素因数の和:251983

約数の個数: 20

約数和(自身を含む): 91465110

約数和(自身を除く): 50646132

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 251969, 503938, 755907, 1511814, 2267721, 4535442, 6803163, 13606326, 20409489, 40818978]

約数ペア:

[(1, 40818978), (2, 20409489), (3, 13606326), (6, 6803163), (9, 4535442), (18, 2267721), (27, 1511814), (54, 755907), (81, 503938), (162, 251969)]