19926091

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:534

約数の個数: 16

約数和(自身を含む): 21997440

約数和(自身を除く): 2071349

約数列:

[1, 17, 37, 79, 401, 629, 1343, 2923, 6817, 14837, 31679, 49691, 252229, 538543, 1172123, 19926091]

約数ペア:

[(1, 19926091), (17, 1172123), (37, 538543), (79, 252229), (401, 49691), (629, 31679), (1343, 14837), (2923, 6817)]