20960198

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{20509}}^1$

素因数の和:20591

約数の個数: 16

約数和(自身を含む): 36425760

約数和(自身を除く): 15465562

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 20509, 41018, 143563, 287126, 1497157, 2994314, 10480099, 20960198]

約数ペア:

[(1, 20960198), (2, 10480099), (7, 2994314), (14, 1497157), (73, 287126), (146, 143563), (511, 41018), (1022, 20509)]