19490438

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1873}}^1$

素因数の和:1940

約数の個数: 24

約数和(自身を含む): 32899944

約数和(自身を除く): 13409506

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 473, 946, 1873, 3746, 5203, 10406, 20603, 41206, 80539, 161078, 226633, 453266, 885929, 1771858, 9745219, 19490438]

約数ペア:

[(1, 19490438), (2, 9745219), (11, 1771858), (22, 885929), (43, 453266), (86, 226633), (121, 161078), (242, 80539), (473, 41206), (946, 20603), (1873, 10406), (3746, 5203)]