19516

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:69

約数の個数: 24

約数和(自身を含む): 42336

約数和(自身を除く): 22820

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 41, 68, 82, 119, 164, 238, 287, 476, 574, 697, 1148, 1394, 2788, 4879, 9758, 19516]

約数ペア:

[(1, 19516), (2, 9758), (4, 4879), (7, 2788), (14, 1394), (17, 1148), (28, 697), (34, 574), (41, 476), (68, 287), (82, 238), (119, 164)]