20530118

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12323}}^1$

素因数の和:12356

約数の個数: 24

約数和(自身を含む): 37933272

約数和(自身を除く): 17403154

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1666, 12323, 24646, 86261, 172522, 209491, 418982, 603827, 1207654, 1466437, 2932874, 10265059, 20530118]

約数ペア:

[(1, 20530118), (2, 10265059), (7, 2932874), (14, 1466437), (17, 1207654), (34, 603827), (49, 418982), (98, 209491), (119, 172522), (238, 86261), (833, 24646), (1666, 12323)]