20254234

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 41674752

約数和(自身を除く): 21420518

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 67, 77, 91, 134, 143, 151, 154, 182, 286, 302, 469, 737, 871, 938, 1001, 1057, 1474, 1661, 1742, 1963, 2002, 2114, 3322, 3926, 5159, 6097, 9581, 10117, 10318, 11627, 12194, 13741, 19162, 20234, 21593, 23254, 27482, 43186, 67067, 70819, 111287, 131521, 134134, 141638, 151151, 222574, 263042, 302302, 779009, 920647, 1446731, 1558018, 1841294, 2893462, 10127117, 20254234]

約数ペア:

[(1, 20254234), (2, 10127117), (7, 2893462), (11, 1841294), (13, 1558018), (14, 1446731), (22, 920647), (26, 779009), (67, 302302), (77, 263042), (91, 222574), (134, 151151), (143, 141638), (151, 134134), (154, 131521), (182, 111287), (286, 70819), (302, 67067), (469, 43186), (737, 27482), (871, 23254), (938, 21593), (1001, 20234), (1057, 19162), (1474, 13741), (1661, 12194), (1742, 11627), (1963, 10318), (2002, 10117), (2114, 9581), (3322, 6097), (3926, 5159)]