19009784

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{757}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 37020720

約数和(自身を除く): 18010936

約数列:

[1, 2, 4, 8, 43, 73, 86, 146, 172, 292, 344, 584, 757, 1514, 3028, 3139, 6056, 6278, 12556, 25112, 32551, 55261, 65102, 110522, 130204, 221044, 260408, 442088, 2376223, 4752446, 9504892, 19009784]

約数ペア:

[(1, 19009784), (2, 9504892), (4, 4752446), (8, 2376223), (43, 442088), (73, 260408), (86, 221044), (146, 130204), (172, 110522), (292, 65102), (344, 55261), (584, 32551), (757, 25112), (1514, 12556), (3028, 6278), (3139, 6056)]