19763576

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2539}}^1$

素因数の和:2691

約数の個数: 32

約数和(自身を含む): 42672000

約数和(自身を除く): 22908424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 2539, 3892, 5078, 7784, 10156, 17773, 20312, 35546, 71092, 142184, 352921, 705842, 1411684, 2470447, 2823368, 4940894, 9881788, 19763576]

約数ペア:

[(1, 19763576), (2, 9881788), (4, 4940894), (7, 2823368), (8, 2470447), (14, 1411684), (28, 705842), (56, 352921), (139, 142184), (278, 71092), (556, 35546), (973, 20312), (1112, 17773), (1946, 10156), (2539, 7784), (3892, 5078)]