19358428

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{3881}}^1$

素因数の和:3957

約数の個数: 24

約数和(自身を含む): 35869680

約数和(自身を除く): 16511252

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 172, 1247, 2494, 3881, 4988, 7762, 15524, 112549, 166883, 225098, 333766, 450196, 667532, 4839607, 9679214, 19358428]

約数ペア:

[(1, 19358428), (2, 9679214), (4, 4839607), (29, 667532), (43, 450196), (58, 333766), (86, 225098), (116, 166883), (172, 112549), (1247, 15524), (2494, 7762), (3881, 4988)]