20953394

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{379}}^1$

素因数の和:758

約数の個数: 32

約数和(自身を含む): 39398400

約数和(自身を除く): 18445006

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 359, 379, 718, 758, 2513, 2653, 3949, 4169, 5026, 5306, 7898, 8338, 27643, 29183, 55286, 58366, 136061, 272122, 952427, 1496671, 1904854, 2993342, 10476697, 20953394]

約数ペア:

[(1, 20953394), (2, 10476697), (7, 2993342), (11, 1904854), (14, 1496671), (22, 952427), (77, 272122), (154, 136061), (359, 58366), (379, 55286), (718, 29183), (758, 27643), (2513, 8338), (2653, 7898), (3949, 5306), (4169, 5026)]