20308428

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{26863}}^1$

素因数の和:26883

約数の個数: 48

約数和(自身を含む): 60175360

約数和(自身を除く): 39866932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 26863, 53726, 80589, 107452, 161178, 188041, 241767, 322356, 376082, 483534, 564123, 725301, 752164, 967068, 1128246, 1450602, 1692369, 2256492, 2901204, 3384738, 5077107, 6769476, 10154214, 20308428]

約数ペア:

[(1, 20308428), (2, 10154214), (3, 6769476), (4, 5077107), (6, 3384738), (7, 2901204), (9, 2256492), (12, 1692369), (14, 1450602), (18, 1128246), (21, 967068), (27, 752164), (28, 725301), (36, 564123), (42, 483534), (54, 376082), (63, 322356), (84, 241767), (108, 188041), (126, 161178), (189, 107452), (252, 80589), (378, 53726), (756, 26863)]