19508990

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{52727}}^1$

素因数の和:52771

約数の個数: 16

約数和(自身を含む): 36065952

約数和(自身を除く): 16556962

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 52727, 105454, 263635, 527270, 1950899, 3901798, 9754495, 19508990]

約数ペア:

[(1, 19508990), (2, 9754495), (5, 3901798), (10, 1950899), (37, 527270), (74, 263635), (185, 105454), (370, 52727)]