20109091107

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{279421}}^1$

素因数の和:279603

約数の個数: 32

約数和(自身を含む): 32189414400

約数和(自身を除く): 12080323293

約数列:

[1, 3, 7, 21, 23, 69, 149, 161, 447, 483, 1043, 3129, 3427, 10281, 23989, 71967, 279421, 838263, 1955947, 5867841, 6426683, 19280049, 41633729, 44986781, 124901187, 134960343, 291436103, 874308309, 957575767, 2872727301, 6703030369, 20109091107]

約数ペア:

[(1, 20109091107), (3, 6703030369), (7, 2872727301), (21, 957575767), (23, 874308309), (69, 291436103), (149, 134960343), (161, 124901187), (447, 44986781), (483, 41633729), (1043, 19280049), (3129, 6426683), (3427, 5867841), (10281, 1955947), (23989, 838263), (71967, 279421)]