19680264

素因数分解:

$2^3\times 3^2\times {\mathrm{157}}^1\times {\mathrm{1741}}^1$

素因数の和:1910

約数の個数: 48

約数和(自身を含む): 53671020

約数和(自身を除く): 33990756

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 157, 314, 471, 628, 942, 1256, 1413, 1741, 1884, 2826, 3482, 3768, 5223, 5652, 6964, 10446, 11304, 13928, 15669, 20892, 31338, 41784, 62676, 125352, 273337, 546674, 820011, 1093348, 1640022, 2186696, 2460033, 3280044, 4920066, 6560088, 9840132, 19680264]

約数ペア:

[(1, 19680264), (2, 9840132), (3, 6560088), (4, 4920066), (6, 3280044), (8, 2460033), (9, 2186696), (12, 1640022), (18, 1093348), (24, 820011), (36, 546674), (72, 273337), (157, 125352), (314, 62676), (471, 41784), (628, 31338), (942, 20892), (1256, 15669), (1413, 13928), (1741, 11304), (1884, 10446), (2826, 6964), (3482, 5652), (3768, 5223)]