20565993969

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{1307}}^1\times {\mathrm{42643}}^1$

素因数の和:43997

約数の個数: 24

約数和(自身を含む): 30454980192

約数和(自身を除く): 9888986223

約数列:

[1, 3, 9, 41, 123, 369, 1307, 3921, 11763, 42643, 53587, 127929, 160761, 383787, 482283, 1748363, 5245089, 15735267, 55734401, 167203203, 501609609, 2285110441, 6855331323, 20565993969]

約数ペア:

[(1, 20565993969), (3, 6855331323), (9, 2285110441), (41, 501609609), (123, 167203203), (369, 55734401), (1307, 15735267), (3921, 5245089), (11763, 1748363), (42643, 482283), (53587, 383787), (127929, 160761)]