20284901

素因数分解:

$7^1\times {\mathrm{13}}^3\times {\mathrm{1319}}^1$

素因数の和:1365

約数の個数: 16

約数和(自身を含む): 25132800

約数和(自身を除く): 4847899

約数列:

[1, 7, 13, 91, 169, 1183, 1319, 2197, 9233, 15379, 17147, 120029, 222911, 1560377, 2897843, 20284901]

約数ペア:

[(1, 20284901), (7, 2897843), (13, 1560377), (91, 222911), (169, 120029), (1183, 17147), (1319, 15379), (2197, 9233)]