818392638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19485539}}^1$

素因数の和:19485551

約数の個数: 16

約数和(自身を含む): 1870611840

約数和(自身を除く): 1052219202

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 19485539, 38971078, 58456617, 116913234, 136398773, 272797546, 409196319, 818392638]

約数ペア:

[(1, 818392638), (2, 409196319), (3, 272797546), (6, 136398773), (7, 116913234), (14, 58456617), (21, 38971078), (42, 19485539)]