19140016

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2341}}^1$

素因数の和:2429

約数の個数: 40

約数和(自身を含む): 42980384

約数和(自身を除く): 23840368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1168, 2044, 2341, 4088, 4682, 8176, 9364, 16387, 18728, 32774, 37456, 65548, 131096, 170893, 262192, 341786, 683572, 1196251, 1367144, 2392502, 2734288, 4785004, 9570008, 19140016]

約数ペア:

[(1, 19140016), (2, 9570008), (4, 4785004), (7, 2734288), (8, 2392502), (14, 1367144), (16, 1196251), (28, 683572), (56, 341786), (73, 262192), (112, 170893), (146, 131096), (292, 65548), (511, 37456), (584, 32774), (1022, 18728), (1168, 16387), (2044, 9364), (2341, 8176), (4088, 4682)]