20543806270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1\times {\mathrm{162749}}^1$

素因数の和:163740

約数の個数: 32

約数和(自身を含む): 39864636000

約数和(自身を除く): 19320829730

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 971, 1942, 4855, 9710, 12623, 25246, 63115, 126230, 162749, 325498, 813745, 1627490, 2115737, 4231474, 10578685, 21157370, 158029279, 316058558, 790146395, 1580292790, 2054380627, 4108761254, 10271903135, 20543806270]

約数ペア:

[(1, 20543806270), (2, 10271903135), (5, 4108761254), (10, 2054380627), (13, 1580292790), (26, 790146395), (65, 316058558), (130, 158029279), (971, 21157370), (1942, 10578685), (4855, 4231474), (9710, 2115737), (12623, 1627490), (25246, 813745), (63115, 325498), (126230, 162749)]