19712014

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2833}}^1$

素因数の和:2920

約数の個数: 24

約数和(自身を含む): 34892208

約数和(自身を除く): 15180194

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 994, 2833, 3479, 5666, 6958, 19831, 39662, 138817, 201143, 277634, 402286, 1408001, 2816002, 9856007, 19712014]

約数ペア:

[(1, 19712014), (2, 9856007), (7, 2816002), (14, 1408001), (49, 402286), (71, 277634), (98, 201143), (142, 138817), (497, 39662), (994, 19831), (2833, 6958), (3479, 5666)]