12990097904

素因数分解:

$2^4\times 7^1\times {\mathrm{115983017}}^1$

素因数の和:115983032

約数の個数: 20

約数和(自身を含む): 28763788464

約数和(自身を除く): 15773690560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 115983017, 231966034, 463932068, 811881119, 927864136, 1623762238, 1855728272, 3247524476, 6495048952, 12990097904]

約数ペア:

[(1, 12990097904), (2, 6495048952), (4, 3247524476), (7, 1855728272), (8, 1623762238), (14, 927864136), (16, 811881119), (28, 463932068), (56, 231966034), (112, 115983017)]