20256642

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17863}}^1$

素因数の和:17884

約数の個数: 40

約数和(自身を含む): 51877056

約数和(自身を除く): 31620414

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 17863, 35726, 53589, 107178, 125041, 160767, 250082, 321534, 375123, 482301, 750246, 964602, 1125369, 1446903, 2250738, 2893806, 3376107, 6752214, 10128321, 20256642]

約数ペア:

[(1, 20256642), (2, 10128321), (3, 6752214), (6, 3376107), (7, 2893806), (9, 2250738), (14, 1446903), (18, 1125369), (21, 964602), (27, 750246), (42, 482301), (54, 375123), (63, 321534), (81, 250082), (126, 160767), (162, 125041), (189, 107178), (378, 53589), (567, 35726), (1134, 17863)]