19566676

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{521}}^1$

素因数の和:795

約数の個数: 24

約数和(自身を含む): 35297640

約数和(自身を除く): 15730964

約数列:

[1, 2, 4, 41, 82, 164, 229, 458, 521, 916, 1042, 2084, 9389, 18778, 21361, 37556, 42722, 85444, 119309, 238618, 477236, 4891669, 9783338, 19566676]

約数ペア:

[(1, 19566676), (2, 9783338), (4, 4891669), (41, 477236), (82, 238618), (164, 119309), (229, 85444), (458, 42722), (521, 37556), (916, 21361), (1042, 18778), (2084, 9389)]