20432748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{701}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 54722304

約数和(自身を除く): 34289556

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 347, 694, 701, 1041, 1388, 1402, 2082, 2103, 2429, 2804, 4164, 4206, 4858, 4907, 7287, 8412, 9716, 9814, 14574, 14721, 19628, 29148, 29442, 58884, 243247, 486494, 729741, 972988, 1459482, 1702729, 2918964, 3405458, 5108187, 6810916, 10216374, 20432748]

約数ペア:

[(1, 20432748), (2, 10216374), (3, 6810916), (4, 5108187), (6, 3405458), (7, 2918964), (12, 1702729), (14, 1459482), (21, 972988), (28, 729741), (42, 486494), (84, 243247), (347, 58884), (694, 29442), (701, 29148), (1041, 19628), (1388, 14721), (1402, 14574), (2082, 9814), (2103, 9716), (2429, 8412), (2804, 7287), (4164, 4907), (4206, 4858)]