20431332

素因数分解:

$2^2\times 3^3\times {\mathrm{139}}^1\times {\mathrm{1361}}^1$

素因数の和:1513

約数の個数: 48

約数和(自身を含む): 53390400

約数和(自身を除く): 32959068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 139, 278, 417, 556, 834, 1251, 1361, 1668, 2502, 2722, 3753, 4083, 5004, 5444, 7506, 8166, 12249, 15012, 16332, 24498, 36747, 48996, 73494, 146988, 189179, 378358, 567537, 756716, 1135074, 1702611, 2270148, 3405222, 5107833, 6810444, 10215666, 20431332]

約数ペア:

[(1, 20431332), (2, 10215666), (3, 6810444), (4, 5107833), (6, 3405222), (9, 2270148), (12, 1702611), (18, 1135074), (27, 756716), (36, 567537), (54, 378358), (108, 189179), (139, 146988), (278, 73494), (417, 48996), (556, 36747), (834, 24498), (1251, 16332), (1361, 15012), (1668, 12249), (2502, 8166), (2722, 7506), (3753, 5444), (4083, 5004)]