20353554

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{86981}}^1$

素因数の和:87002

約数の個数: 24

約数和(自身を含む): 47492172

約数和(自身を除く): 27138618

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 86981, 173962, 260943, 521886, 782829, 1130753, 1565658, 2261506, 3392259, 6784518, 10176777, 20353554]

約数ペア:

[(1, 20353554), (2, 10176777), (3, 6784518), (6, 3392259), (9, 2261506), (13, 1565658), (18, 1130753), (26, 782829), (39, 521886), (78, 260943), (117, 173962), (234, 86981)]