12990473248

素因数分解:

$2^5\times {\mathrm{405952289}}^1$

素因数の和:405952299

約数の個数: 12

約数和(自身を含む): 25574994270

約数和(自身を除く): 12584521022

約数列:

[1, 2, 4, 8, 16, 32, 405952289, 811904578, 1623809156, 3247618312, 6495236624, 12990473248]

約数ペア:

[(1, 12990473248), (2, 6495236624), (4, 3247618312), (8, 1623809156), (16, 811904578), (32, 405952289)]