19992066

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1117}}^1$

素因数の和:1298

約数の個数: 32

約数和(自身を含む): 42394560

約数和(自身を除く): 22402494

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 157, 314, 471, 942, 1117, 2234, 2983, 3351, 5966, 6702, 8949, 17898, 21223, 42446, 63669, 127338, 175369, 350738, 526107, 1052214, 3332011, 6664022, 9996033, 19992066]

約数ペア:

[(1, 19992066), (2, 9996033), (3, 6664022), (6, 3332011), (19, 1052214), (38, 526107), (57, 350738), (114, 175369), (157, 127338), (314, 63669), (471, 42446), (942, 21223), (1117, 17898), (2234, 8949), (2983, 6702), (3351, 5966)]