20804950907

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{261971}}^1$

素因数の和:262174

約数の個数: 16

約数和(自身を含む): 23105930400

約数和(自身を除く): 2300979493

約数列:

[1, 13, 41, 149, 533, 1937, 6109, 79417, 261971, 3405623, 10740811, 39033679, 139630543, 507437827, 1600380839, 20804950907]

約数ペア:

[(1, 20804950907), (13, 1600380839), (41, 507437827), (149, 139630543), (533, 39033679), (1937, 10740811), (6109, 3405623), (79417, 261971)]