2019295978

素因数分解:

$2^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{138289}}^1$

素因数の和:138454

約数の個数: 24

約数和(自身を含む): 3547138500

約数和(自身を除く): 1527842522

約数列:

[1, 2, 7, 14, 49, 98, 149, 298, 1043, 2086, 7301, 14602, 138289, 276578, 968023, 1936046, 6776161, 13552322, 20605061, 41210122, 144235427, 288470854, 1009647989, 2019295978]

約数ペア:

[(1, 2019295978), (2, 1009647989), (7, 288470854), (14, 144235427), (49, 41210122), (98, 20605061), (149, 13552322), (298, 6776161), (1043, 1936046), (2086, 968023), (7301, 276578), (14602, 138289)]