19130216

素因数分解:

$2^3\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1361}}^1$

素因数の和:1625

約数の個数: 32

約数和(自身を含む): 41186880

約数和(自身を除く): 22056664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 251, 502, 1004, 1361, 1757, 2008, 2722, 3514, 5444, 7028, 9527, 10888, 14056, 19054, 38108, 76216, 341611, 683222, 1366444, 2391277, 2732888, 4782554, 9565108, 19130216]

約数ペア:

[(1, 19130216), (2, 9565108), (4, 4782554), (7, 2732888), (8, 2391277), (14, 1366444), (28, 683222), (56, 341611), (251, 76216), (502, 38108), (1004, 19054), (1361, 14056), (1757, 10888), (2008, 9527), (2722, 7028), (3514, 5444)]