18777746296

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{641}}^1\times {\mathrm{159209}}^1$

素因数の和:159879

約数の個数: 32

約数和(自身を含む): 36796615200

約数和(自身を除く): 18018868904

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 641, 1282, 2564, 5128, 14743, 29486, 58972, 117944, 159209, 318418, 636836, 1273672, 3661807, 7323614, 14647228, 29294456, 102052969, 204105938, 408211876, 816423752, 2347218287, 4694436574, 9388873148, 18777746296]

約数ペア:

[(1, 18777746296), (2, 9388873148), (4, 4694436574), (8, 2347218287), (23, 816423752), (46, 408211876), (92, 204105938), (184, 102052969), (641, 29294456), (1282, 14647228), (2564, 7323614), (5128, 3661807), (14743, 1273672), (29486, 636836), (58972, 318418), (117944, 159209)]