20800302

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 42591744

約数和(自身を除く): 21791442

約数列:

[1, 2, 3, 6, 71, 142, 157, 213, 311, 314, 426, 471, 622, 933, 942, 1866, 11147, 22081, 22294, 33441, 44162, 48827, 66243, 66882, 97654, 132486, 146481, 292962, 3466717, 6933434, 10400151, 20800302]

約数ペア:

[(1, 20800302), (2, 10400151), (3, 6933434), (6, 3466717), (71, 292962), (142, 146481), (157, 132486), (213, 97654), (311, 66882), (314, 66243), (426, 48827), (471, 44162), (622, 33441), (933, 22294), (942, 22081), (1866, 11147)]