20161363964

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2819}}^1\times {\mathrm{3499}}^1$

素因数の和:6402

約数の個数: 48

約数和(自身を含む): 40901280000

約数和(自身を除く): 20739916036

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 2819, 3499, 5638, 6998, 11276, 13996, 19733, 24493, 39466, 48986, 78932, 97972, 205787, 255427, 411574, 510854, 823148, 1021708, 1440509, 1787989, 2881018, 3575978, 5762036, 7151956, 9863681, 19727362, 39454724, 69045767, 138091534, 276183068, 720048713, 1440097426, 2880194852, 5040340991, 10080681982, 20161363964]

約数ペア:

[(1, 20161363964), (2, 10080681982), (4, 5040340991), (7, 2880194852), (14, 1440097426), (28, 720048713), (73, 276183068), (146, 138091534), (292, 69045767), (511, 39454724), (1022, 19727362), (2044, 9863681), (2819, 7151956), (3499, 5762036), (5638, 3575978), (6998, 2881018), (11276, 1787989), (13996, 1440509), (19733, 1021708), (24493, 823148), (39466, 510854), (48986, 411574), (78932, 255427), (97972, 205787)]