18743788

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{14243}}^1$

素因数の和:14301

約数の個数: 24

約数和(自身を含む): 38287872

約数和(自身を除く): 19544084

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 14243, 28486, 56972, 99701, 199402, 398804, 669421, 1338842, 2677684, 4685947, 9371894, 18743788]

約数ペア:

[(1, 18743788), (2, 9371894), (4, 4685947), (7, 2677684), (14, 1338842), (28, 669421), (47, 398804), (94, 199402), (188, 99701), (329, 56972), (658, 28486), (1316, 14243)]