16984688

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1091}}^1$

素因数の和:1245

約数の個数: 40

約数和(自身を含む): 37914240

約数和(自身を除く): 20929552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 556, 973, 1091, 1112, 1946, 2182, 2224, 3892, 4364, 7637, 7784, 8728, 15274, 15568, 17456, 30548, 61096, 122192, 151649, 303298, 606596, 1061543, 1213192, 2123086, 2426384, 4246172, 8492344, 16984688]

約数ペア:

[(1, 16984688), (2, 8492344), (4, 4246172), (7, 2426384), (8, 2123086), (14, 1213192), (16, 1061543), (28, 606596), (56, 303298), (112, 151649), (139, 122192), (278, 61096), (556, 30548), (973, 17456), (1091, 15568), (1112, 15274), (1946, 8728), (2182, 7784), (2224, 7637), (3892, 4364)]