19751856

素因数分解:

$2^4\times 3^1\times {\mathrm{157}}^1\times {\mathrm{2621}}^1$

素因数の和:2789

約数の個数: 40

約数和(自身を含む): 51370224

約数和(自身を除く): 31618368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 157, 314, 471, 628, 942, 1256, 1884, 2512, 2621, 3768, 5242, 7536, 7863, 10484, 15726, 20968, 31452, 41936, 62904, 125808, 411497, 822994, 1234491, 1645988, 2468982, 3291976, 4937964, 6583952, 9875928, 19751856]

約数ペア:

[(1, 19751856), (2, 9875928), (3, 6583952), (4, 4937964), (6, 3291976), (8, 2468982), (12, 1645988), (16, 1234491), (24, 822994), (48, 411497), (157, 125808), (314, 62904), (471, 41936), (628, 31452), (942, 20968), (1256, 15726), (1884, 10484), (2512, 7863), (2621, 7536), (3768, 5242)]