20289074

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{613}}^1$

素因数の和:714

約数の個数: 32

約数和(自身を含む): 35071680

約数和(自身を除く): 14782606

約数列:

[1, 2, 13, 19, 26, 38, 67, 134, 247, 494, 613, 871, 1226, 1273, 1742, 2546, 7969, 11647, 15938, 16549, 23294, 33098, 41071, 82142, 151411, 302822, 533923, 780349, 1067846, 1560698, 10144537, 20289074]

約数ペア:

[(1, 20289074), (2, 10144537), (13, 1560698), (19, 1067846), (26, 780349), (38, 533923), (67, 302822), (134, 151411), (247, 82142), (494, 41071), (613, 33098), (871, 23294), (1226, 16549), (1273, 15938), (1742, 11647), (2546, 7969)]