18869872

素因数分解:

$2^4\times 7^1\times {\mathrm{168481}}^1$

素因数の和:168496

約数の個数: 20

約数和(自身を含む): 41783536

約数和(自身を除く): 22913664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 168481, 336962, 673924, 1179367, 1347848, 2358734, 2695696, 4717468, 9434936, 18869872]

約数ペア:

[(1, 18869872), (2, 9434936), (4, 4717468), (7, 2695696), (8, 2358734), (14, 1347848), (16, 1179367), (28, 673924), (56, 336962), (112, 168481)]