20782554

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5669}}^1$

素因数の和:5734

約数の個数: 32

約数和(自身を含む): 45722880

約数和(自身を除く): 24940326

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 282, 611, 1222, 1833, 3666, 5669, 11338, 17007, 34014, 73697, 147394, 221091, 266443, 442182, 532886, 799329, 1598658, 3463759, 6927518, 10391277, 20782554]

約数ペア:

[(1, 20782554), (2, 10391277), (3, 6927518), (6, 3463759), (13, 1598658), (26, 799329), (39, 532886), (47, 442182), (78, 266443), (94, 221091), (141, 147394), (282, 73697), (611, 34014), (1222, 17007), (1833, 11338), (3666, 5669)]