1667972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1291}}^1$

素因数の和:1331

約数の個数: 24

約数和(自身を含む): 3255840

約数和(自身を除く): 1587868

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1291, 1292, 2582, 5164, 21947, 24529, 43894, 49058, 87788, 98116, 416993, 833986, 1667972]

約数ペア:

[(1, 1667972), (2, 833986), (4, 416993), (17, 98116), (19, 87788), (34, 49058), (38, 43894), (68, 24529), (76, 21947), (323, 5164), (646, 2582), (1291, 1292)]