20199786285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11981}}^1\times {\mathrm{16057}}^1$

素因数の和:28053

約数の個数: 32

約数和(自身を含む): 36942135552

約数和(自身を除く): 16742349267

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 11981, 16057, 35943, 48171, 59905, 80285, 83867, 112399, 179715, 240855, 251601, 337197, 419335, 561995, 1258005, 1685985, 192378917, 577136751, 961894585, 1346652419, 2885683755, 4039957257, 6733262095, 20199786285]

約数ペア:

[(1, 20199786285), (3, 6733262095), (5, 4039957257), (7, 2885683755), (15, 1346652419), (21, 961894585), (35, 577136751), (105, 192378917), (11981, 1685985), (16057, 1258005), (35943, 561995), (48171, 419335), (59905, 337197), (80285, 251601), (83867, 240855), (112399, 179715)]