644109168

素因数分解:

$2^4\times 3^1\times {\mathrm{13418941}}^1$

素因数の和:13418952

約数の個数: 20

約数和(自身を含む): 1663948808

約数和(自身を除く): 1019839640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13418941, 26837882, 40256823, 53675764, 80513646, 107351528, 161027292, 214703056, 322054584, 644109168]

約数ペア:

[(1, 644109168), (2, 322054584), (3, 214703056), (4, 161027292), (6, 107351528), (8, 80513646), (12, 53675764), (16, 40256823), (24, 26837882), (48, 13418941)]