2128550192

素因数分解:

$2^4\times {\mathrm{809}}^1\times {\mathrm{164443}}^1$

素因数の和:165260

約数の個数: 20

約数和(自身を含む): 4129188840

約数和(自身を除く): 2000638648

約数列:

[1, 2, 4, 8, 16, 809, 1618, 3236, 6472, 12944, 164443, 328886, 657772, 1315544, 2631088, 133034387, 266068774, 532137548, 1064275096, 2128550192]

約数ペア:

[(1, 2128550192), (2, 1064275096), (4, 532137548), (8, 266068774), (16, 133034387), (809, 2631088), (1618, 1315544), (3236, 657772), (6472, 328886), (12944, 164443)]