19312972

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8731}}^1$

素因数の和:8821

約数の個数: 24

約数和(自身を含む): 39119360

約数和(自身を除く): 19806388

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 8731, 17462, 34924, 61117, 122234, 244468, 689749, 1379498, 2758996, 4828243, 9656486, 19312972]

約数ペア:

[(1, 19312972), (2, 9656486), (4, 4828243), (7, 2758996), (14, 1379498), (28, 689749), (79, 244468), (158, 122234), (316, 61117), (553, 34924), (1106, 17462), (2212, 8731)]