7287644

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20021}}^1$

素因数の和:20045

約数の個数: 24

約数和(自身を含む): 15697248

約数和(自身を除く): 8409604

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 20021, 40042, 80084, 140147, 260273, 280294, 520546, 560588, 1041092, 1821911, 3643822, 7287644]

約数ペア:

[(1, 7287644), (2, 3643822), (4, 1821911), (7, 1041092), (13, 560588), (14, 520546), (26, 280294), (28, 260273), (52, 140147), (91, 80084), (182, 40042), (364, 20021)]