19918304

素因数分解:

$2^5\times 7^2\times {\mathrm{12703}}^1$

素因数の和:12727

約数の個数: 36

約数和(自身を含む): 45620064

約数和(自身を除く): 25701760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 12703, 25406, 50812, 88921, 101624, 177842, 203248, 355684, 406496, 622447, 711368, 1244894, 1422736, 2489788, 2845472, 4979576, 9959152, 19918304]

約数ペア:

[(1, 19918304), (2, 9959152), (4, 4979576), (7, 2845472), (8, 2489788), (14, 1422736), (16, 1244894), (28, 711368), (32, 622447), (49, 406496), (56, 355684), (98, 203248), (112, 177842), (196, 101624), (224, 88921), (392, 50812), (784, 25406), (1568, 12703)]