491817404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{19421}}^1$

素因数の和:19925

約数の個数: 24

約数和(自身を含む): 928837728

約数和(自身を除く): 437020324

約数列:

[1, 2, 4, 13, 26, 52, 487, 974, 1948, 6331, 12662, 19421, 25324, 38842, 77684, 252473, 504946, 1009892, 9458027, 18916054, 37832108, 122954351, 245908702, 491817404]

約数ペア:

[(1, 491817404), (2, 245908702), (4, 122954351), (13, 37832108), (26, 18916054), (52, 9458027), (487, 1009892), (974, 504946), (1948, 252473), (6331, 77684), (12662, 38842), (19421, 25324)]