20296535

素因数分解:

$5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2239}}^1$

素因数の和:2295

約数の個数: 24

約数和(自身を含む): 29111040

約数和(自身を除く): 8814505

約数列:

[1, 5, 7, 35, 37, 49, 185, 245, 259, 1295, 1813, 2239, 9065, 11195, 15673, 78365, 82843, 109711, 414215, 548555, 579901, 2899505, 4059307, 20296535]

約数ペア:

[(1, 20296535), (5, 4059307), (7, 2899505), (35, 579901), (37, 548555), (49, 414215), (185, 109711), (245, 82843), (259, 78365), (1295, 15673), (1813, 11195), (2239, 9065)]