19482826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12473}}^1$

素因数の和:12557

約数の個数: 16

約数和(自身を含む): 32332608

約数和(自身を除く): 12849782

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 12473, 24946, 137203, 274406, 885583, 1771166, 9741413, 19482826]

約数ペア:

[(1, 19482826), (2, 9741413), (11, 1771166), (22, 885583), (71, 274406), (142, 137203), (781, 24946), (1562, 12473)]