19286428

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8719}}^1$

素因数の和:8809

約数の個数: 24

約数和(自身を含む): 39065600

約数和(自身を除く): 19779172

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 8719, 17438, 34876, 61033, 122066, 244132, 688801, 1377602, 2755204, 4821607, 9643214, 19286428]

約数ペア:

[(1, 19286428), (2, 9643214), (4, 4821607), (7, 2755204), (14, 1377602), (28, 688801), (79, 244132), (158, 122066), (316, 61033), (553, 34876), (1106, 17438), (2212, 8719)]