19797782

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{1303}}^1$

素因数の和:1483

約数の個数: 16

約数和(自身を含む): 30419712

約数和(自身を除く): 10621930

約数列:

[1, 2, 71, 107, 142, 214, 1303, 2606, 7597, 15194, 92513, 139421, 185026, 278842, 9898891, 19797782]

約数ペア:

[(1, 19797782), (2, 9898891), (71, 278842), (107, 185026), (142, 139421), (214, 92513), (1303, 15194), (2606, 7597)]