20802562

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{1283}}^1$

素因数の和:1374

約数の個数: 24

約数和(自身を含む): 34837488

約数和(自身を除く): 14034926

約数列:

[1, 2, 11, 22, 67, 121, 134, 242, 737, 1283, 1474, 2566, 8107, 14113, 16214, 28226, 85961, 155243, 171922, 310486, 945571, 1891142, 10401281, 20802562]

約数ペア:

[(1, 20802562), (2, 10401281), (11, 1891142), (22, 945571), (67, 310486), (121, 171922), (134, 155243), (242, 85961), (737, 28226), (1283, 16214), (1474, 14113), (2566, 8107)]