20214376

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27767}}^1$

素因数の和:27793

約数の個数: 32

約数和(自身を含む): 46650240

約数和(自身を除く): 26435864

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 27767, 55534, 111068, 194369, 222136, 360971, 388738, 721942, 777476, 1443884, 1554952, 2526797, 2887768, 5053594, 10107188, 20214376]

約数ペア:

[(1, 20214376), (2, 10107188), (4, 5053594), (7, 2887768), (8, 2526797), (13, 1554952), (14, 1443884), (26, 777476), (28, 721942), (52, 388738), (56, 360971), (91, 222136), (104, 194369), (182, 111068), (364, 55534), (728, 27767)]