20214972010

素因数分解:

$2^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{6499991}}^1$

素因数の和:6500309

約数の個数: 16

約数和(自身を含む): 36503955072

約数和(自身を除く): 16288983062

約数列:

[1, 2, 5, 10, 311, 622, 1555, 3110, 6499991, 12999982, 32499955, 64999910, 2021497201, 4042994402, 10107486005, 20214972010]

約数ペア:

[(1, 20214972010), (2, 10107486005), (5, 4042994402), (10, 2021497201), (311, 64999910), (622, 32499955), (1555, 12999982), (3110, 6499991)]