20044578

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 41029632

約数和(自身を除く): 20985054

約数列:

[1, 2, 3, 6, 71, 142, 211, 213, 223, 422, 426, 446, 633, 669, 1266, 1338, 14981, 15833, 29962, 31666, 44943, 47053, 47499, 89886, 94106, 94998, 141159, 282318, 3340763, 6681526, 10022289, 20044578]

約数ペア:

[(1, 20044578), (2, 10022289), (3, 6681526), (6, 3340763), (71, 282318), (142, 141159), (211, 94998), (213, 94106), (223, 89886), (422, 47499), (426, 47053), (446, 44943), (633, 31666), (669, 29962), (1266, 15833), (1338, 14981)]