20737542

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{877}}^1$

素因数の和:1452

約数の個数: 32

約数和(自身を含む): 47538432

約数和(自身を除く): 26800890

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 563, 877, 1126, 1689, 1754, 2631, 3378, 3941, 5262, 6139, 7882, 11823, 12278, 18417, 23646, 36834, 493751, 987502, 1481253, 2962506, 3456257, 6912514, 10368771, 20737542]

約数ペア:

[(1, 20737542), (2, 10368771), (3, 6912514), (6, 3456257), (7, 2962506), (14, 1481253), (21, 987502), (42, 493751), (563, 36834), (877, 23646), (1126, 18417), (1689, 12278), (1754, 11823), (2631, 7882), (3378, 6139), (3941, 5262)]