20025789

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{12071}}^1$

素因数の和:12160

約数の個数: 16

約数和(自身を含む): 30904320

約数和(自身を除く): 10878531

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 12071, 36213, 84497, 253491, 953609, 2860827, 6675263, 20025789]

約数ペア:

[(1, 20025789), (3, 6675263), (7, 2860827), (21, 953609), (79, 253491), (237, 84497), (553, 36213), (1659, 12071)]