20204394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{1039}}^1$

素因数の和:1514

約数の個数: 32

約数和(自身を含む): 46325760

約数和(自身を除く): 26121366

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 463, 926, 1039, 1389, 2078, 2778, 3117, 3241, 6234, 6482, 7273, 9723, 14546, 19446, 21819, 43638, 481057, 962114, 1443171, 2886342, 3367399, 6734798, 10102197, 20204394]

約数ペア:

[(1, 20204394), (2, 10102197), (3, 6734798), (6, 3367399), (7, 2886342), (14, 1443171), (21, 962114), (42, 481057), (463, 43638), (926, 21819), (1039, 19446), (1389, 14546), (2078, 9723), (2778, 7273), (3117, 6482), (3241, 6234)]