20605052

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5581}}^1$

素因数の和:5669

約数の個数: 24

約数和(自身を含む): 39386592

約数和(自身を除く): 18781540

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 5581, 11162, 22324, 72553, 145106, 290212, 396251, 792502, 1585004, 5151263, 10302526, 20605052]

約数ペア:

[(1, 20605052), (2, 10302526), (4, 5151263), (13, 1585004), (26, 792502), (52, 396251), (71, 290212), (142, 145106), (284, 72553), (923, 22324), (1846, 11162), (3692, 5581)]