20307438

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{26237}}^1$

素因数の和:26288

約数の個数: 24

約数和(自身を含む): 45024408

約数和(自身を除く): 24716970

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 26237, 52474, 78711, 157422, 236133, 472266, 1128191, 2256382, 3384573, 6769146, 10153719, 20307438]

約数ペア:

[(1, 20307438), (2, 10153719), (3, 6769146), (6, 3384573), (9, 2256382), (18, 1128191), (43, 472266), (86, 236133), (129, 157422), (258, 78711), (387, 52474), (774, 26237)]