20218683835

素因数分解:

$5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{569}}^1\times {\mathrm{3307}}^1$

素因数の和:4195

約数の個数: 32

約数和(自身を含む): 27876119040

約数和(自身を除く): 7657435205

約数列:

[1, 5, 7, 35, 307, 569, 1535, 2149, 2845, 3307, 3983, 10745, 16535, 19915, 23149, 115745, 174683, 873415, 1015249, 1222781, 1881683, 5076245, 6113905, 7106743, 9408415, 13171781, 35533715, 65858905, 577676681, 2888383405, 4043736767, 20218683835]

約数ペア:

[(1, 20218683835), (5, 4043736767), (7, 2888383405), (35, 577676681), (307, 65858905), (569, 35533715), (1535, 13171781), (2149, 9408415), (2845, 7106743), (3307, 6113905), (3983, 5076245), (10745, 1881683), (16535, 1222781), (19915, 1015249), (23149, 873415), (115745, 174683)]