18976972

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{35671}}^1$

素因数の和:35701

約数の個数: 24

約数和(自身を含む): 39952640

約数和(自身を除く): 20975668

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 35671, 71342, 142684, 249697, 499394, 677749, 998788, 1355498, 2710996, 4744243, 9488486, 18976972]

約数ペア:

[(1, 18976972), (2, 9488486), (4, 4744243), (7, 2710996), (14, 1355498), (19, 998788), (28, 677749), (38, 499394), (76, 249697), (133, 142684), (266, 71342), (532, 35671)]